Evangelista Torricelli
Evangelista Torricelli was an Italian physicist and mathematician, and a student of Galileo. He is best known for his invention of the barometer, but is also known for his advances in optics and work on the method of indivisibles. The torr is named after him.
15 October 1608
Born on the same birth day (15 October): Al Killian • Edwin O. Reischauer • Fela Kuti • Jeon Ji-yoon • Julia Yeomans • Lee Donghae • Manuel Dallan • Marie-Marguerite d'Youville • Nolito • Stacy Peralta • Will Insley