Celebs' October birthdays

Find out what celebs are turning another year older!

  • Matt Damon -- Oct. 8 Stephen Lovekin/Getty Images

  • Bella Thorne -- Oct. 8 /Frederick M. Brown/Getty Images

  • Bruno Mars -- Oct. 8 Ethan Miller/Getty Images

  • Nick Cannon -- Oct. 8 Getty Images for Nickelodeon

  • Scotty McCreery -- Oct. 9 Jason Merritt/Getty Images

  • Matt Bomer -- Oct. 11 Jason Merritt/Getty Images

  • Emily Deschanel -- Oct. 11 Frederick M. Brown/Getty Images

  • Josh Hutcherson -- Oct. 12 Matt Carr/Getty Images

  • Hugh Jackman -- Oct. 12 Astrid Stawiarz/Getty Images

  • Sacha Baron Cohen -- Oct. 13 Astrid Stawiarz/Getty Images

  • Jerry Rice -- Oct. 13 Frazer Harrison/Getty Images

  • John Mayer -- Oct. 16 Stephen Lovekin/Getty Images

  • Eminem -- Oct. 17 Kevin Winter/Getty Images

  • Zac Efron -- Oct. 18 Kevin Winter/Getty Images

  • Ne-Yo -- Oct. 18 Ragnar Singsaas/Getty Images

  • Snoop Lion -- Oct. 20 Frederick M. Brown/Getty Images

  • John Krasinski -- Oct. 20 Jemal Countess/Getty Images

  • Kim Kardashian -- Oct. 21 Ian Gavan/Getty Images for MTV

  • Ryan Reynolds -- Oct. 23 Jamie McCarthy/Getty Images

  • Katy Perry -- Oct. 25 Charley Gallay/Getty Images

  • Keith Urban -- Oct. 26 Rick Diamond/Getty Images

  • Seth MacFarlane -- Oct. 26 Kevin Winter/Getty Images

  • Kelly Osbourne -- Oct. 27 Alberto E. Rodriguez/Getty Images

  • Julia Roberts -- Oct. 28 Frederick M. Brown/Getty Images