- Feb 8 Agostino Bassi, Italian entomologist, dies at 82
- Feb 12 Thomas L. Jennings, American tailor and inventor (dry-cleaning), abolitionist, and desegregationist, dies at 64 [1]
- Feb 17 Heinrich Heine, German poet and lyricist (Schubert, Liszt), dies at 58
- Feb 17 John Braham, English tenor singer and composer, dies at 81
- Feb 24 Nikolai Lobachevsky, Russian mathematician (Lobachevskian geometry), dies at 63
Assassination
Drug Overdose
Gunshot Wound
Murder
Plane Crash
Suicide