Portal:Germany/Anniversaries/May/May 23
- 1848 – Birth of aviation pioneer Otto Lilienthal
- 1873 – Birth of rabbi Leo Baeck
- 1900 – Birth of war criminal Hans Frank, Governor-General of occupied Poland
- 1949 – Proclamation of the Basic Law and founding of the Federal Republic of Germany
- 1965 – Birth of film director Tom Tykwer