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 Happy Birthday Oprah!! Birthdays January 29, 2018 Happy Birthday Sarah Jessica Parker Birthdays March 25, 2017 Celeb Birthdays for September 27th Birthdays September 27, 2017