Nicholas Scott Lachey (born November 9, 1973 at Harlan, Kentucky, USA) is an American pop singer and actor who rose to fame in the late-1990s as a writer and joint lead-vocalist along with founding member Jeff Timmons of the boy-band, 98 Degrees. The group also included Lachey’s brother Drew Lachey and classmate Justin Jeffre. They sold over ten million records worldwide and charted top-forty singles.

Lachey starred in the hit reality television series Newlyweds: Nick and Jessica with his then-wife, fellow pop singer Jessica Simpson. The series ran on MTV for three seasons, from 2003 until 2005.