- Apr 5 Sydney Thompson Dobell, English poet, born in Cranbrook, Kent (d. 1874)
- Apr 20 Alfred H. Colquitt, American lawyer and Brigadier General (Confederate Army), born in Monroe, Georgia (d. 1894)
- Apr 21 Anselmo Clavé, Spanish politician and composer, born in Barcelona (d. 1874)
- Apr 24 François Fournier, Swiss-French postage stamp forger, born in Croix-de-Rozon, Switzerland (d. 1917)
- Apr 25 Gustave Boulanger, French painter, born in Paris (d. 1888)
- Apr 27 William Richard Bexfield, English composer, born in Norwich, England (d. 1853)