In 1990, Hunter married rock star Rod Stewart, who is around 25 years older than her. They had two children before they separated in 1999. They divorced in 2003.
In 2003, Hunter appeared in the music video for the Fountains of Wayne song "Stacy's Mom", where she portrays the title character of the song.
In 2004, Hunter was given US$1.8 million to appear in a topless-only photo spread for Playboy.