Leigh-Allyn Baker is an American actress. Baker has done voice work in video games for the Star Trek and X-Men franchises, and guest starred in television shows such as Yes, Dear, That '70s Show and Early Edition. She also starred in the short-lived 1996 sitcom The Last Frontier.

Baker is probably best known to television audiences for her recurring roles - as Hannah Webster in the first season of Charmed, and as Ellen, the long-time friend of Grace Adler on Will & Grace, which she played since the show began in 1998 through to its last season in 2006.