- Apr 7 William Ellery Channing, American Unitarian preacher and clergyman, born in Newport, Rhode Island (d. 1842)
- Apr 13 Alexander Mitchell, Irish engineer (inventor of the screw-pile lighthouse), born in Dublin (d. 1868)
- Apr 29 Charles Nodier, French writer (History du chien the Brisquet), born in Besançon, France (d. 1844)