Tom Braidwood (born September 27, 1948) is a Canadian actor and director known for the role of Melvin Frohike, one of the conspiracy theorists known as The Lone Gunmen on the American television series The X-Files. Braidwood also served as an assistant director on the show from seasons one through five; was a second unit director on Millennium, another series from Chris Carter, the creator of The X-Files; and a producer of the second season of the Canadian TV series Da Vinci's Inquest, on which he also directed some episodes.

In addition to The X-Files, Braidwood also appeared as Frohike in the spin-off series The Lone Gunmen, which aired 13 episodes in 2001. More recently, he has appeared in the first season of Whistler, and in the 2009 movies Messages Deleted and Alien Trespass.