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

Lou Ferrigno
Age: 62
Occupation: Actor and Bodybuilder
Known For: Winning a Mr. America title and two consecutive Mr. Universe titles, portraying the title role in the CBS television series 'The Incredible Hulk,' and currently serving as a celebrity personal trainer

Nick Lachey
Age: 39
Occupation: Singer and Television Personality
Known For: Rising to fame as a member of the boy band 98 Degrees, starring on the reality show 'Newlyweds' with his then-wife Jessica Simpson, hosting NBC's 'The Sing Off,' and sharing a birthday with his new wife Vanessa Minnillo

Eric Dane
Age: 40
Occupation: Actor
Known For: Playing Dr. Mark "McSteamy" Sloan on the series 'Grey's Anatomy,' roles in films such as 'Marley & Me,' 'Valentine's Day' and 'Burlesque,' and his marriage to actress Rebecca Gayhart

Sisqó
Age: 34
Occupation: Singer and Actor
Known For: Singing lead for the R&B group Dru Hill, and his international and much-parodied solo hit single, 'Thong Song'

Vanessa Minnillo
Age: 32
Occupation: Television Host and Personality
Known For: Being former Miss Teen USA, serving as a New York-based correspondent for 'Entertainment Tonight,' hosting 'Total Request Live' on MTV, and her recent marriage to Jessica Simpson's ex-husband Nick Lachey