On This Day

What Happened on April 5, 1622

Famous Birthdays

  • Vincenzo Viviani, Italian mathematician (Viviani's theorem), born in Florence, Italy (d. 1703)
1622 Highlights

About April 5, 1622

Day of the Week: Tuesday
How Long Ago? 398 years, 9 months and 10 days
Leap Year: No

Star Sign: Aries