Here's a look at some notable birthdays being celebrated today:

Keanu Reeves
Age: 48
Occupation: Actor
Known For: Roles in films such as 'Bill & Ted's Excellent Adventure,' 'Speed' and the 'Matrix' trilogy, internet memes using his photos, and a laid-back demeanor that may or may not suggest a compromised intelligence

Salma Hayek
Age: 46
Occupation: Actress
Known For: An Oscar-nominated turn in 'Frida,' roles on TV shows such as 'Ugly Betty,' and her marriage to French billionaire Francois-Henri Pinault

Terry Bradshaw
Age: 64
Occupation: Retired Professional Football Player, Sports Analyst and TV Host
Known For: Four Super Bowl championships as quarterback of the Pittsburgh Steelers, his current hosting gig on 'Fox NFL Sunday,' and being a member of the Pro Football Hall of Fame

Mark Harmon
Age: 61
Occupation: Actor
Known For: Appearances in numerous movies and TV shows including his current nine-year gig playing Leroy Jethro Gibbs on 'NCIS,' and his longtime marriage to 'Mork and Mindy' actress Pam Dawber

Jimmy Connors
Age: 60
Occupation: Professional Tennis Player
Known For: Holding a No. 1 ranking for 160 consecutive weeks in the 1970s, winning eight Grand Slam singles titles, and being the only male player to win more than 100 singles titles during his career