Happy Birthday Matt Damon October 07, 2016 Matt Damon will celebrate his 46th birthday on October 8th!! Happy Birthday to our favorite Martian!! Share Tweet +1Shares 0 Tags: Celeb Birthdays Celebrity Birthdays Celebrity News Entertainment News Happy Birthday Hollywood Birthday Hollywood News Hollywood TV Matt Damon YOU MIGHT ALSO LIKE Birthdays August 30, 2017 Happy Birthday Benicio Del Toro Birthdays February 19, 2018 Meghan Trainor and Jordin Sparks share a birthday Birthdays December 22, 2017