Don S. Davis (4 Augustus 1942 – 29 Junie 2008) was 'n Amerikaanse akteur. Hy was bekend vir sy rolle in die rolprente The Fan (1996) en The Uninvited (2009), en in die televisiereekse Twin Peaks (1990) en Stargate SG-1 (1997).
- 1996: The Fan
- 2006: The Still Life
- 2007: Beneath
- 2008: Celebrity Art Show
- 2009: The Uninvited
- 2010: Woodshop
- 1990: Twin Peaks
- 1990: Broken Badges
- 1991: Monkey House
- 1997: Stargate SG-1
- 1989: Top of the Hill
- 1996: Brothers of the Frontier
- 1996: The Prisoner of Zenda, Inc.
- 1997: Volcano: Fire on the Mountain
- 2001: Hostage Negotiator
- 2003: Stargate: The Lowdown
- 2003: G.I. Joe: Spy Troops the Movie
- 2003: 1st Annual Spaceys
- 2008: Beyond Loch Ness
- 1990: Rescue Force
- 2001: Postcards From The Cast
- 2003: The Secret Files of the SGC
