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

David Schwimmer
Age: 46
Occupation: Actor and Director
Known For: Playing Ross Geller for a decade on 'Friends,' appearing in the miniseries 'Band of Brothers' and in films such as 'The Pallbearer,' and starring on Broadway in 'The Caine Mutiny Court-Martial'

Nelly
Age: 38
Occupation: Rapper and Actor
Known For: Hits such as 'Hot in Herre,' 'Dilemma,' and 'Work It,' winning two Grammys, selling 21 million albums in the U.S., and his two clothing lines, Vokal and Apple Bottoms

Stefanie Powers
Age: 70
Occupation: Actress
Known For: Her role as Jennifer Hart in the 1980s television series 'Hart to Hart' and touring in several theatrical productions

J. D. Souther
Age: 67
Occupation: Singer, Songwriter, and Musician
Known For: His 1979 hit single 'You're Only Lonely,' his collaboration with James Taylor, 'Her Town Too,' and co-writing some of the Eagles' biggest hits, such as 'Best of My Love,' 'Victim of Love,' 'Heartache Tonight' and 'New Kid in Town'

k.d. lang
Age: 51
Occupation: Singer and Songwriter
Known For: Singles such as 'Constant Craving' and 'Miss Chatelaine,' her gorgeously mellifluous voice, and being an animal-rights, gay-rights and Tibetan human-rights activist