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- Blaik, Earl Henry ("Red")
- Blaine, James Gillespie (1830–1893)
- Blaine, Vivian
- Blake, William (1757–1827)
- Blanchard, Felix Anthony, Jr. ("Doc")
- Blanco Acevedo, Eduardo (1894–1971)
- Blanco Encalada, Manuel (1790–1876)
- Blanco Fombona, Rufino (1874–1944)
- Blanco Galdós, Hugo (1934–)
- Blanco Galindo, Carlos (1882–1953)
- Blanco Party
- Blanco, Andrés Eloy (1897–1955)
- Blanco, José Félix (1782–1872)
- Blanco, Juan (1919–)
- Blanda, George Frederick
- Blandengues
- Blanes, Juan Manuel (c. 1830–1901)
- Blang
- Blanshard, Brand (1892–1987)
