Mariano Montealegre Bustamante

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Mariano Montealegre Bustamante (1783, Guatemala City – 1843) was the first diplomat and first vice head of state of Costa Rica, and the half brother of Mariano Montealegre y Romero, the founder of the Nicaraguan branch of the Montealegre family.

He also served in the Tabaco Factories of Nicaragua and San Salvador.