Wikipedia:WikiProject Mathematics/List of mathematicians (R)
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Raa
[edit]- Raabe, Joseph Ludwig (Switzerland, 1801–1859)
- Rabin, Michael O. (Israel, born 1931)
- Rabin, Tal (Faridabad, ?–?)
- Rabinovich, Evsei (Russia/Soviet Union, ?–?)
- Rabinovich, Matvei (Russia/Soviet Union, 1919–1982)
- Rabinovitch, Nahum (?, 1928–2020)
- Rabinowitz, Paul (USA, born 1939)
- Rabinowitz, Philip (USA, 1926–2006)
- Rabuel, Claude (France, 1669–1729)
- Racah, Giulio (Israel, 1909–1965)
- Rachev, Svetlozar (Bulgaria, born 1951)
- Radau, Rodolphe (Germany, 1835–1911)
- Rademacher, Hans (USA/Germany, 1892–1969)
- Radford, Luis (Aligarh U.P, ?–?)
- Radhakrishnan, Jaikumar (India, born 1964)
- Radin, Charles (USA, ?–?)
- Rado, Richard (Germany/Britain, 1906–1989)
- Radó, Tibor (USA, 1895–1965)
- Radon, Johann (Austria, 1887–1956)
- Rados, Gusztáv (Hungary, 1862–1942)
- Rådström, Hans (Sweden, 1919–1970)
- Radunskaya, Ami (?, ?–?)
- Radziszowski, Stanisław (Poland, born 1953)
- Radziwill, Maksym (Canada, ?–?)
- Rafique, Muhammad (mathematician) (Pakistan, 1940–1996)
- Raftery, Adrian (Ireland/USA, born 1955)
- Raghavan, Prabhakar (India, born 1960)
- Raghavan, Srinivasacharya (India, 1934–2014)
- Raghunathan, M. S. (India, born 1941)
- Ragsdale, Virginia (?, 1870–1945)
Rah
[edit]- Rahman, Mizan (Canada, 1932–2015)
- Rahman, Saidur (professor) (?, born 1966)
- Rahn, Johann (Switzerland, 1622–1676)
- Rains, Eric M. (?, born 1973)
- Rainville, Earl D. (USA, 1907–1966)
- Rainwater, John (USA, ?–?)
- Rajagopal, Cadambathur Tiruvenkatacharlu (India, 1903–1978)
- Rajaram, N. S. (India, 1943–2019)
- Rajchman, Aleksander (Poland, 1890–1940)
- Rajewski, Jan (Poland, 1857–1906)
- Ralescu, Stefan (USA, born 1952)
- Rallis, Stephen (?, 1942–2012)
- Ramachandra, Kanakanahalli (India, 1933–2011)
- Ramadas, T. R. (India, born 1955)
- Ramanan, Kavita (India, ?–?)
- Ramanan, S. (India, born 1937)
- Ramanathan, Annamalai (India, 1949–1993)
- Ramanathan, K. G. (India, 1920–1992)
- Ramanujam, C. P. (India, 1938–1974)
- Ramanujan, Srinivasa (India, 1887–1920)
- Ramaré, Olivier (France, ?–?)
- Ramaswamy, Mythily (India, born 1954)
- Rambo, Susan Miller (USA, 1883–1977)
- Ramchundra (India, 1821–1880)
- Ramdorai, Sujatha (India, ?–?)
- Ramero, Lorenzo (Italy/France, ?–?)
- Ramis, Jean-Pierre (?, born 1943)
- Ramler, Saly Ruth (Czech Republic, ?–?)
- Ramm, Alexander (USA, born 1940)
- Rampinelli, Ramiro (Italy, 1697–1759)
- Ramsden, Jesse (England, 1735–1800)
- Ramsey, Arthur Stanley (Britain, 1867–1954)
- Ramsey, Frank (mathematician) (?, 1903–1930)
- Ramus, Petrus (France, 1515–1572)
Ran
[edit]- Randal-Williams, Oscar (Britain, ?–?)
- von Randow, Thomas (Germany, 1921–2009)
- Ranganathan, S. R. (India, 1892–1972)
- Ranicki, Andrew (?, 1948–2018)
- Rankin, Robert Alexander (Scotland, 1915–2001)
- Rannacher, Rolf (?, born 1948)
- Ransford, Thomas (Canada, born 1958)
- Rao, A. R. (India, 1908–2011)
- Rao, B. L. S. Prakasa (India, born 1942)
- Rao, C. R. (USA/India, 1920–2023)
- Rao, R. Ramachandra (India, 1871–1936)
- Rao, R. Ranga (India, ?–?)
- Rao, S. B. (?, born 1943)
- Raoult, Annie (France, born 1951)
- Raper, Matthew (Britain, 1705–1778)
- Raphson, Joseph (England, 1640s–1710s)
- Rapoport, Michael (Germany, born 1948)
- Rasch, Georg (Denmark, 1901–1980)
- Rashed, Roshdi (Egypt, born 1936)
- Rashevsky, Nicolas (Ukraine, 1899–1972)
- Rashid, Muneer Ahmad (Pakistan, born 1934)
- Rasiowa, Helena (Poland, 1917–1994)
- Rassias, Themistocles M. (Greece, born 1951)
- Ratiu, Tudor (Romania, born 1950)
- Ratner, Marina (USA, 1938–2017)
- Ratner, Yitzchak (?, born 1857)
- Rátz, László (Hungary, 1863–1930)
- Rau, K. Ananda (India, 1893–1966)
- Rauch, Harry (USA, 1925–1979)
- Raupp, Marco Antonio (Brazil, 1938–2021)
- Rautenberg, Wolfgang (Germany, 1936–2011)
Rav
[edit]- Raven, Francis (?, 1902–1983)
- Ravenel, Douglas (USA, born 1947)
- Ravetz, Jerome (USA/Britain, born 1929)
- Ravindran, Renuka (India, ?–?)
- Ray-Chaudhuri, Dijen K. (USA, born 1933)
- Ray, Saradaranjan (?, 1858–1925)
- Ray, W. Harmon (?, born 1940)
- Raybould, Ethel (Australia, 1899–1987)
- Raynaud, Michel (France, 1938–2018)
- Raynaud, Michèle (?, born 1938)
- Rayner, Margaret (Britain, 1929–2019)
- Razborov, Alexander (Russia/Soviet Union, born 1963)
- Razgulin, Alexander (Russia, ?–?)
- Razmadze, Andrea (Georgia, 1889–1929)
- Read, Charles (Britain, 1958–2015)
- Read, Ronald C. (?, 1924–2019)
- Reason, Charles L. (USA, 1818–1893)
- Rebstein, Johann Jakob (Switzerland, 1840–1907)
- Recorde, Robert (Wales, 1510s–1558)
- Rédei, László (Hungary, 1900–1980)
- Redfield, John Howard (USA, 1879–1944)
- Redheffer, Raymond (USA, 1921–2005)
- Redner, Sidney (?, born 1951)
- Ree, Rimhak (Canada, 1922–2005)
- Reeb, Georges (France, 1920–1993)
- Reed, Bruce (Canada, ?–?)
- Reed, Coke (USA, born 1940)
- Reed, G. Mike (USA, ?–?)
- Reed, Irving S. (USA, 1923–2012)
- Reed, Michael C. (USA, born 1942)
- Rees, David (Britain, 1918–2013)
- Rees, Elmer (Wales, born 1941)
- Rees, Mary (Britain, born 1953)
- Rees, Mina (USA, 1902–1997)
Ref
[edit]- reference, Wholistic (Britain, ?–?)
- Regev, Amitai (Israel, born 1940)
- Regev, Oded (computer scientist) (Israel/USA, ?–?)
- Reghini, Arturo (Italy, 1878–1946)
- Regiomontanus (Medieval Germany, 1436–1476)
- Reich, Karin (?, born 1941)
- Reichelt, Julius (Germany, 1637–1717)
- Reichental, Tomi (Slovakia, born 1935)
- Reichstein, Zinovy (USA, born 1961)
- Reid, K. B. (?, ?–?)
- Reid, Miles (England, born 1948)
- Reid, Nancy (Canada, born 1952)
- Reid, Thomas (Scotland, 1710–1796)
- Reidemeister, Kurt (Germany, 1893–1971)
- Reiersøl, Olav (Norway, 1908–2001)
- Reiher, Christian (Germany, born 1984)
- Reimers, Nicolaus (Germany, 1551–1600)
- Reinach, Théodore (France, 1860–1928)
- Reiner, Irving (USA, 1924–1986)
- Reinert, Gesine (Britain/Germany, ?–?)
- Reinhardt, Karl (Germany, 1895–1941)
- Reinhart, Anna Barbara (Switzerland, 1730–1796)
- Reinhold, Erasmus (Germany, 1511–1553)
- Reinieri, Vincentio (Italy, 1606–1647)
- Reiss, Kristina (Germany, born 1952)
- Reiss, Michel (Germany, 1805–1869)
- Reissner, Eric (USA/Germany, 1913–1996)
- Reiten, Idun (Norway, born 1942)
- Reiter, Hans J. (Austria, 1921–1992)
- Reiziņš, Linards (Latvia, 1924–1991)
Rej
[edit]- Rejewski, Marian (Poland, 1905–1980)
- Rellich, Franz (Austria, 1906–1955)
- Remak, Robert (Germany, 1888–1942)
- Remez, Evgeny Yakovlevich (Soviet Union, 1896–1975)
- Rémillard, Bruno N (Canada, born 1961)
- Remmert, Reinhold (Germany, 1930–2016)
- Remoundos, Georgios (Greece, 1878–1928)
- Rempala, Grzegorz (Poland, born 1968)
- Rempe-Gillen, Lasse (Germany, born 1978)
- Renardy, Yuriko (Australia/USA, ?–?)
- Renchen, Wu (China, ?–?)
- Renegar, James (?, born 1955)
- Rényi, Alfréd (Hungary, 1921–1970)
- Repovš, Dušan (Slovenia, born 1954)
- Reshetikhin, Nicolai (Russia, born 1958)
- Reshetnyak, Yurii (Russia/Soviet Union, 1929–2021)
- Resnik, Michael (USA, born 1938)
- Respighi, Lorenzo (?, 1824–1889)
- Retakh, Vladimir (Russia/USA, born 1948)
- Réthy, Mór (?, 1846–1925)
- Revelli, Filippo Antonio (Italy, born 1716)
- Revuz, Daniel (France, ?–?)
- Rey, Olivier (?, born 1964)
- Reye, Theodor (Germany, 1838–1919)
- Reynaud, Antoine André Louis (France, 1771–1844)
- Reys, Barbara (?, ?–?)
- Rezk, Charles (?, born 1969)
- Reznick, Bruce (?, born 1953)
- de Rham, Georges (Switzerland, 1903–1990)
- Rheticus, Georg Joachim (Austria, 1514–1574)
Rho
[edit]- Rhodes, Ida (USA, 1900–1986)
- Rhodes, John (USA, born 1937)
- Riazi, Abdollah (Iran, 1905–1979)
- Ribeiro, Pilar (Portugal, 1911–2011)
- Ribenboim, Paulo (Brazil/Canada, born 1928)
- Ribet, Ken (?, born 1948)
- Ricca, Renzo L. (Italy, born 1960)
- Riccardo, Fortunato (?, ?–?)
- Riccati, Jacopo (Italy, 1676–1754)
- Riccati, Vincenzo (Italy, 1707–1775)
- Ricci-Curbastro, Gregorio (Italy, 1853–1925)
- Ricci, Francesco (?, ?–?)
- Ricci, Michelangelo (Italy, 1619–1682)
- Ricci, Ostilio (Italy, 1540–1603)
- Rice-Wray, Lester R. (USA, ?–?)
- Rice, Henry Gordon (USA, 1920–2003)
- Rice, John R. (USA, born 1934)
- Rice, Marjorie (USA, 1923–2017)
- Richard of Wallingford (Medieval England, 1292–1336)
- Richard, Jules (France, 1862–1956)
- Richards, Joan L. (?, born 1948)
- Richards, Paul I. (USA, 1923–1978)
- Richardson, Archibald Read (Britain, 1881–1954)
- Richardson, Lewis Fry (England, 1881–1953)
- Richardson, Roger Wolcott (Australia, 1930–1993)
- Richardson, Roland (Canada, 1875–1955)
- Richardson, Sylvia (France, ?–?)
- Richelot, Friedrich Julius (Germany, 1808–1875)
- Richert, Hans-Egon (Germany, 1924–1993)
- Richmond, Herbert William (England, 1863–1948)
- Richtarik, Peter (Slovakia, ?–?)
- Richter, Michael M. (Germany, 1938–2020)
- Richtmyer, Robert D. (USA, 1910–2003)
- Rickard, Jeremy (Britain, ?–?)
- Rickart, Charles Earl (?, 1913–2002)
- Rickey, V. Frederick (?, born 1941)
Rid
[edit]- Rider, Daniel (?, 1938–2008)
- Ridley, John (footballer) (?, 1952–2020)
- Riedtmann, Christine (Switzerland, born 1952)
- Rieger, Ladislav (Czech Republic, 1916–1963)
- Riehl, Emily (USA, ?–?)
- Rieke, Carol Jane Anger (?, 1908–1999)
- te Riele, Herman (Netherlands, born 1947)
- Riemann, Bernhard (Germany, 1826–1866)
- Ries, Adam (Germany, 1492–1559)
- Riesel, Hans (Sweden, 1929–2014)
- Riesz, Frigyes (Hungary, 1880–1956)
- Riesz, Marcel (Sweden, 1886–1969)
- Rietz, Henry Louis (USA, 1875–1943)
- Rigatelli, Laura Toti (Italy, born 1941)
- Rigby, John (mathematician) (England, 1933–2014)
- Riguet, Jacques (?, 1921–2013)
- Rijmen, Vincent (?, born 1970)
- Riley, Norman (England, ?–?)
- Riley, Norman (professor) (England, ?–?)
- Riley, Rachel (England, born 1986)
- Riley, Robert (mathematician) (?, ?–2000)
- Ringel, Gerhard (Germany, 1919–2008)
- van Ringelbergh, Joachim Sterck (?, 1490s–1530s)
- Ringrose, John Robert (England, born 1932)
- Rinow, Willi (Germany, 1907–1979)
- Riordan, John (mathematician) (?, 1902–1988)
- Rios, Luigi Sante Da (Italy, 1881–1965)
- Ríos, Sixto (Spain, 1913–2008)
- Rips, Eliyahu (Israel/Latvia/Soviet Union, born 1948)
- Risch, Robert Henry (USA, born 1939)
- Rissanen, Jorma (Finland, 1932–2020)
Rit
[edit]- Ritchie, Ken (Scotland, born 1946)
- Ritter, Imre (Hungary, born 1952)
- Rival, Ivan (Canada, 1947–2002)
- Rivault, Florence (?, 1571–1616)
- Rivière, Beatrice (France, ?–?)
- Rivière, Tristan (France, born 1967)
- Rivin, Igor (Canada, born 1961)
- Rivlin, Ronald (?, 1915–2005)
- Rivlin, Theodore J. (?, 1926–2006)
- Rizza, Giovanni Battista (Italy, 1924–2018)
- Robb, Richard (Scotland, 1901–1977)
- Robbins, David P. (USA, 1942–2003)
- Robbins, Herbert (USA, 1915–2001)
- Robert Gordon of Straloch (Scotland, 1580–1661)
- Robert of Chester (Medieval England, ?–?)
- Robert Russell (Ireland, 1858–1938)
- Robert, Alain M. (Switzerland, ?–?)
- Robert, Christian (France, born 1961)
- Roberts, Catherine A. (USA, born 1965)
- Roberts, Fred S. (USA, born 1943)
- Roberts, Rachel (mathematician) (?, ?–?)
- Roberts, Samuel (Britain, 1827–1913)
- Roberts, Siobhan (?, ?–?)
- Robertson, Abraham (Scotland, 1751–1826)
- Robertson, Alexander Provan (Britain, 1925–1995)
- Robertson, Edmund F. (Scotland, born 1943)
- Robertson, Howard P. (USA, 1903–1961)
- Robertson, John (mathematician) (England, 1712–1776)
- Robertson, Neil (?, born 1938)
- de Roberval, Gilles (France, 1602–1675)
- Robin, Victor Gustave (France, 1855–1897)
- Robins, Benjamin (Britain, 1707–1751)
- Robins, Vanessa (Australia, ?–?)
- Robinson, Abraham (Germany, 1918–1974)
- Robinson, Claude E. (USA, 1900–1961)
- Robinson, John Alan (Britain, 1930–2016)
- Robinson, Julia (USA, 1919–1985)
- Robinson, Margaret M. (USA, ?–?)
- Robinson, Raphael M. (USA, 1911–1995)
- Robson, Eleanor (?, ?–?)
Roc
[edit]- Rocco, Sandra Di (Italy/Sweden, born 1967)
- Roch, Gustav (Germany, 1839–1866)
- Rocha, Alvany (?, ?–?)
- Roche, Édouard (France, 1820–1883)
- Rock, Sibyl M. (USA, 1909–1981)
- Rockafellar, R. Tyrrell (USA, born 1935)
- Röckner, Michael (Germany, ?–?)
- Rodborne, Thomas (England, ?–1442)
- Rödding, Dieter (Germany, 1937–1984)
- Rodin, Burton (USA, born 1933)
- Rödl, Vojtěch (Czech Republic, ?–?)
- Rodnianski, Igor (Ukraine, born 1972)
- Rodrigues, Olinde (France, 1795–1851)
- Rodríguez-López, Rosana (Spain, ?–?)
- Rodríguez, Diego (Mexico, 1596–1668)
- Rodríguez, Ricardo Baeza (Chile, ?–?)
- Rodríguez, Rubí (Chile, ?–?)
- Rodríguez, Sotero Prieto (Mexico, 1884–1935)
- Roe, John (Britain, 1959–2018)
- Roger of Hereford (?, ?–?)
- Rogers Jr., Hartley (USA, 1926–2015)
- Rogers, Alice (England, ?–?)
- Rogers, Chris (England, born 1954)
- Rogers, Claude Ambrose (England, 1920–2005)
- Rogers, Leonard James (England/Britain, 1862–1933)
- Roggenkamp, Klaus Wilhelm (?, 1940–2021)
- Rognes, John (mathematician) (Norway, ?–?)
- Rognes, Marie (Norway, born 1982)
- Rogosinski, Werner Wolfgang (Germany, 1894–1964)
- Rohault, Jacques (France, 1618–1672)
- Rohn, Karl (Germany, 1855–1920)
- Röhrl, Helmut (Germany, 1927–2014)
Roi
[edit]- Roig, Juan José Nieto (Spain, born 1958)
- Roiter, Andrei Vladimirovich (?, 1937–2006)
- Roitman, Judith (USA, born 1945)
- Rokhlin Jr., Vladimir (Russia, born 1952)
- Rokhlin, Vladimir Abramovich (Soviet Union/Russia, 1919–1984)
- Rolle, Michel (France, 1652–1719)
- Roman, Steven (USA, ?–?)
- Romanovsky, Vsevolod Ivanovich (Soviet Union, 1879–1954)
- Romanowska, Anna (Poland, ?–?)
- Romberg, Werner (?, 1909–2003)
- Ronan, Mark (Britain, born 1947)
- Roney-Dougal, Colva (Britain, ?–?)
- Rongqing, Jia (China, ?–?)
- Rönström, Anna (Sweden, 1847–1920)
- Rooke, Lawrence (England, 1622–1662)
- Room, Thomas Gerald (Australia, 1902–1986)
- van Roomen, Adriaan (Belgium, 1561–1615)
- Roos, Jan-Erik (?, 1935–2017)
- Rootzén, Holger (Sweden, born 1945)
- Roper, Elmo (?, 1900–1971)
- Roque, Marian P. (Philippines, ?–?)
- Roquette, Peter (Germany, 1927–2023)
- Rørdam, Mikael (Denmark, born 1959)
- Ros-Oton, Xavier (Spain, born 1988)
- Rosamond, Frances A. (Australia, ?–?)
- Rosanes, Jakob (Germany/Poland, 1842–1922)
- Rosati, Carlo (Italy, 1876–1929)
- Rosellini, Ferdinando Pio (?, 1814–1872)
- Rosen, Michael (USA, born 1938)
- Rosenau, Philip (Israel, born 1946)
- Rosenberg, Alex F. T. W. (Germany, 1926–2007)
- Rosenberg, Harold (USA, born 1941)
- Rosenberg, Jonathan (USA, born 1951)
- Rosenblatt, Murray (USA, 1926–2019)
- Rosenbloom, Paul C. (USA, 1920–2005)
- Rosenblum, Lawrence J. (USA, born 1949)
- Rosenhain, Johann Georg (Germany, 1816–1887)
- Rosenhead, Jonathan (Britain, born 1938)
- Rosenhead, Louis (?, 1906–1984)
- Rosenhouse, Jason (USA, ?–?)
- Rosenlicht, Maxwell (USA, 1924–1999)
- Rosenstiehl, Pierre (France, 1933–2020)
- Rosenthal, Arthur (Germany, 1887–1959)
- Rösler, Margit (Germany, ?–?)
- Ross, Arnold (USA, 1906–2002)
- Ross, I. Michael (USA, ?–?)
- Ross, Kenneth A. (USA, born 1936)
- Ross, Mary G. (?, 1908–2008)
- Ross, Ronald (Britain, 1857–1932)
- Ross, Sheldon M. (?, ?–?)
- Rossander, Alida (Sweden, 1843–1909)
- Rossander, Jenny (Sweden, 1837–1887)
- Rosser, J. Barkley (USA, 1907–1989)
- Rossi, Hugo (USA, born 1935)
- Rössler, Otto (?, born 1940)
- Rost, Markus (Germany, ?–?)
Rot
[edit]- Rota, Gian-Carlo (USA, 1932–1999)
- Roter, Witold (Poland, 1932–2015)
- Roth, Alice (Switzerland, 1905–1977)
- Roth, Klaus (Britain, 1925–2015)
- Roth, Leonard (England, 1904–1968)
- Rothblum, Uriel (Israel, 1947–2012)
- Rothe, Heinrich August (Germany, 1773–1842)
- Rothe, Hermann (Austria, 1882–1923)
- Rothschild, Bruce Lee (USA, born 1941)
- Rothschild, Linda Preiss (?, born 1945)
- Rotkowitz, Michael (USA, born 1974)
- Rotman, Brian (Britain, ?–?)
- Rotman, Joseph J. (USA, 1934–2016)
- Rotthaus, Christel (?, ?–?)
- Roubaud, Jacques (France, born 1932)
- Rouché, Eugène (France, 1832–1910)
- Roudenko, Svetlana (?, ?–?)
- Rouquier, Raphaël (France, born 1969)
- Rourke, Colin P. (Britain, born 1943)
- Rousseau, Cecil C. (?, 1938–2020)
- Rousseau, Christiane (France/Canada, born 1954)
- Routh, Edward (Britain, 1831–1907)
- Routledge, Norman (Britain, 1928–2013)
- Rowbottom, Frederick (Britain, 1938–2009)
- Rowe, David E. (?, born 1950)
- Roy, Bernard (France, 1934–2017)
- Le Roy, Édouard (France, 1870–1954)
- Roy, Marie-Françoise (France, born 1950)
- Roy, Samarendra Nath (India, 1906–1964)
- Royen, Thomas (Germany, born 1947)
- Royle, Gordon (Australia, ?–?)
- de Royo, Adela Ruiz (Panama, ?–2019)
Roz
[edit]- Rozanska, Julia (Russia, ?–?)
- Rozenberg, Grzegorz (Poland, born 1942)
- Rozovsky, Boris (USA, born 1945)
- Różycki, Jerzy (Poland, 1909–1942)
- Ruan, Da (China/Belgium, 1960–2011)
- Rubel, Lee Albert (USA, 1928–1995)
- Rubin, Arthur (USA, born 1956)
- Rubin, Jean E. (?, 1926–2002)
- Rubin, Karl (?, born 1956)
- Rubin, Robert Joshua (USA, 1926–2008)
- Rubinfeld, Ronitt (?, ?–?)
- Rubinstein, J. Hyam (Australia, born 1948)
- Rubinstein, Reuven (Israel, 1938–2012)
- Rubugunday, R. K. (India, 1918–2000)
- Ruby, Sandy (USA, 1941–2008)
- Rudd, Thomas (Britain, 1583–1656)
- Rudin, Mary Ellen (USA, 1924–2013)
- Rudin, Walter (USA, 1921–2010)
- Rudio, Ferdinand (Germany/Switzerland, 1856–1929)
- Rudnick, Zeev (Israel, born 1961)
- Rudolff, Christoph (Germany, 1499–1545)
- Rudolph, Daniel (USA, 1949–2010)
- Rudvalis, Arunas (USA, born 1945)
- Rudyak, Yuli (?, ?–?)
- Ruelle, David (Belgium, born 1935)
- Ruffini, Paolo (Italy, 1765–1822)
- Ruggles, William (USA, 1797–1877)
- Ruh, Ernst (Switzerland, born 1936)
- Rui, Li (China, 1768–1817)
- de Ruiz, Kaye A. (?, ?–?)
- Ruiz, Mari-Jo P. (Philippines, ?–?)
Rum
[edit]- Rumbos, Adolfo (USA, ?–?)
- al-Rūmī, Qāḍī Zāda (?, 1364–1436)
- Rumovsky, Stepan (Russia, 1734–1812)
- Rund, Hanno (?, 1925–1993)
- Runge, Carl (?, 1856–1927)
- Runge, Carl David Tolmé (Germany, 1856–1927)
- Runge, Iris (Germany, 1888–1966)
- Runnenburg, Johannes (Netherlands, 1932–2008)
- Ruskai, Mary Beth (USA, 1944–2023)
- Ruskey, Frank (Canada, ?–?)
- Russell, Alexander Durie (Scotland, 1872–1955)
- Russell, Bertrand (England, 1872–1970)
- Russell, Craig L. (USA, born 1949)
- Russell, Robert D. (Canada, ?–?)
- Russman, Isaak (Soviet Union/Russia, 1938–2005)
- Russo, Lucio (?, born 1944)
- Ruszczyński, Andrzej Piotr (Poland, born 1951)
- Rutherford, Daniel Edwin (Scotland, 1906–1966)
- Rutherford, William (England, 1798–1871)
- Rutishauser, Heinz (Switzerland, 1918–1970)
- Ruziewicz, Stanisław (Poland, 1889–1941)
- Ruzsa, Imre Z. (Hungary, born 1953)
- Rvachev, Vladimir (?, 1926–2005)
- Rweyemamu, Justinian (Tanzania, 1942–1982)
- Ryan, Frank (USA, 1936–2024)
- Ryan, John Alphonsus (Ireland, born 1952)
- Rybczyński, Witold (Poland, 1881–1949)
- Rychlík, Karel (Czech Republic, 1885–1968)
- Ryff, Petrus (Switzerland, 1552–1629)
- Ryll-Nardzewski, Czesław (Poland, 1926–2015)
Rys
[edit]- Ryser, Herbert John (USA, 1923–1985)
- Rytz, David (Switzerland, 1801–1868)