AJ McLean: Born on January 9, 1978, AJ McLean is 45 years old.
Brian Littrell: Born on February 20, 1975, Brian Littrell is 48 years old.
Howie Dorough: Born on August 22, 1973, Howie Dorough is 49 years old.
Nick Carter: Born on January 28, 1980, Nick Carter is 43 years old.
Kevin Richardson: Born on October 3, 1971, Kevin Richardson is 51 years old.