Famous Birthdays
- Guru Teg Bahadur Ji, ninth Nanak, 9th of 10 Guru of the Sikhs, born in Amritsar, India (d. 1675)
Famous Deaths
- Cristofano Allori, Italian painter (b. 1577)
What Happened on April 1, 1621
Day of the Week: Thursday
Day of the Week: Thursday