- Apr 4 Joseph Fischhof, Czech-Austrian pianist and composer, born in Bučovice, Moravia (now Czech Republic) (d. 1857)
- Apr 23 Guillaume Nerenburger, Belgian general (Triangulatie of Belgium), born in Amsterdam (d. 1869)
- Apr 24 Thomas Oliver Selfridge, American Navy Officer (d. 1902)
- Apr 26 Charles Goodyear, American politician (D-NY), born in Cobleskill, New York (d. 1876)
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