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

Jada Pinkett Smith
Age: 42
Occupation: Actress
Known For: Appearing in more than 20 films, starring in the TV series 'HawthoRNe,' her marriage to actor Will Smith, and being the mother of actor Jaden Smith and singer Willow Smith

Robert Blake
Age: 79
Occupation: Actor
Known For: Starring on the series 'Baretta' in the 1970s, and being tried and acquitted of the 2001 murder of his wife

James Gandolfini
Age: 51
Occupation: Actor
Known For: His nuanced and Emmy-winning performance of mobster Tony Soprano on the critically-acclaimed HBO series, 'The Sopranos'

Aisha Tyler
Age: 43
Occupation: Actress
Known For: Roles on shows like 'Ghost Whisperer,' 'CSI: Crime Scene Investigation,' and 'Friends,' and voicing Lana Kane on the animated series 'Archer'

Lance Armstrong
Age: 41
Occupation: Former Professional Cyclist
Known For: Winning the Tour de France a record-setting seven times, surviving testicular cancer, and founding the Lance Armstrong Foundation for cancer research and support