| Movie | 2017 | Springfield of Dreams: The Legend of Homer Simpson | Self | |
| Movie | 2013 | Sofia the First: The Floating Palace | Baileywick (voice) | |
| Movie | 2014 | Sofia the First: The Enchanted Feast | Baileywick (voice) | |
| Movie | 2010 | Sex and the City 2 | Self | |
| Movie | 2015 | Do I Sound Gay? | Self | |
| Movie | 2014 | Sofia the First: The Curse of Princess Ivy | Baileywick (voice) | |
| Movie | 2011 | The Smurfs | Henri | |
| Movie | 2017 | Straight/Curve: Redefining Body Image | Himself | |
| Movie | 2011 | Teen Spirit | Supervisor J-3 | |
| Movie | 2016 | Zoolander: Super Model | Tim Gunn (voice) | |
| Movie | 2012 | Sofia the First: Once Upon a Princess | Baileywick (voice) | |
| Movie | 2020 | Derek DelGaudio's In & of Itself | Self - audience member (uncredited) | |
| Movie | 2020 | One World: Together at Home | Self | |
| Movie | 2018 | Sofia the First: Forever Royal | Baileywick (voice) | |
| Movie | 2025 | The Misadventures of Bucky and Beene | | |
| Movie | 2015 | Sofia The First: Dear Sofia...A Royal Collection | | |
| Movie | 2013 | Sofia The First: Ready To Be A Princess | Baileywick (voice) | |
| Movie | 2014 | Sofia The First: The Curse Of Princess Ivy | Baileywick (voice) | |
| TV Show | 2005 | How I Met Your Mother | Tim Gunn | 4 |
| TV Show | 2003 | The Ellen DeGeneres Show | Self | 1 |
| TV Show | 2004 | The Biggest Loser | | 1 |
| TV Show | 2004 | Best Week Ever | | 2 |
| TV Show | 1996 | The Daily Show | Self | 2 |
| TV Show | 1952 | Today | Self | 2 |
| TV Show | 1988 | LIVE with Kelly and Mark | Self | 2 |
| TV Show | 1997 | The View | Self | 1 |
| TV Show | 2019 | Tamron Hall | Self - Guest | 1 |
| TV Show | 1992 | The Tonight Show with Jay Leno | | 1 |
| TV Show | 2016 | Full Frontal with Samantha Bee | Self | 2 |
| TV Show | 2007 | Gossip Girl | Self | 1 |
| TV Show | 2019 | Scooby-Doo and Guess Who? | Tim Gunn (voice) | 1 |
| TV Show | 2006 | Ugly Betty | Fashion TV Reporter | 2 |
| TV Show | 2007 | Tim Gunn's Guide to Style | | 18 |
| TV Show | 1993 | Late Night with Conan O'Brien | Self - Musical Guest | 1 |
| TV Show | 2009 | Drop Dead Diva | Tim Gunn | 1 |
| TV Show | 1997 | The View | Self - Guest | 1 |
| TV Show | 2009 | Models of the Runway | | 27 |
| TV Show | 2013 | Sofia the First | Baileywick (voice) | 26 |
| TV Show | 2005 | American Dad! | Tim Gunn (voice) | 1 |
| TV Show | 2005 | The Late Late Show with Craig Ferguson | Self | 1 |
| TV Show | 2015 | Project Runway Junior | Self - Host | 20 |
| TV Show | 1993 | Late Night with Conan O'Brien | Self - Guest | 1 |
| TV Show | 2020 | Animaniacs | Pageant Host (voice) | 1 |
| TV Show | 2019 | American Style | Self | 4 |
| TV Show | 2004 | Project Runway | Self - Co-Host / Mentor | 221 |
| TV Show | 2019 | The Kelly Clarkson Show | Self | 1 |
| TV Show | 2021 | Celebrity Wheel of Fortune | Self - Contestant | 1 |
| TV Show | 2010 | America: The Story of Us | Self | 1 |
| TV Show | 1981 | Entertainment Tonight | Self | 1 |
| TV Show | 2014 | BoJack Horseman | Tim Gunn (voice) | 1 |
| TV Show | 2019 | Middle School Moguls | Wren (voice) | 2 |
| TV Show | 1999 | Family Guy | Tim Gunn (voice) | 1 |
| TV Show | 2020 | Visible: Out on Television | Self | 5 |
| TV Show | 2003 | Real Time with Bill Maher | Self | 1 |
| TV Show | 2013 | Hollywood Game Night | Self | 1 |
| TV Show | 2017 | Bill Nye Saves the World | Himself | 1 |
| TV Show | 2024 | Elsbeth | Tim Gunn | 1 |
| TV Show | 2020 | Making the Cut | Self - Host | 26 |
| TV Show | 1999 | Futurama | Tim Gunn's Head (voice) | 1 |
| TV Show | 2010 | Conan | Self | 1 |
| TV Show | 2014 | Last Week Tonight with John Oliver | Self | 1 |
| TV Show | 2006 | The Megan Mullally Show | Self - Guest | 1 |
| TV Show | N/A | Sofia the First: Royal Magic | Baileywick (voice) | 0 |
| TV Show | 2025 | Family Recipe Showdown | Guest Judge | 1 |
| TV Show | 2009 | The Dr. Oz Show | Self - Guest | 1 |
