Famous Birthdays
- Apr 5 Vincenzo Viviani, Italian mathematician (Viviani's theorem), born in Florence, Grand Duchy of Tuscany (now Italy) (d. 1703)
- Apr 7 Louise Hollandine, Abbess and painter, daughter of King Frederik V of the Palatinate and Elizabeth Stuart, born in Noordeinde Palace, The Hague (d. 1709)
- Apr 17 Henry Vaughan, English poet (Silex Scintillans), born in Newton St. Bridget, Brecknockshire, Wales (d. 1695)
Famous Deaths
- Apr 24 Fidelis of Sigmaringen, Swiss friar, martyr, and saint, dies at 44
Assassination
Drug Overdose
Gunshot Wound
Murder
Plane Crash
Suicide