| Movie | 1994 | The Little Rascals | Twin | |
| Movie | 2004 | New York Minute | Roxy Ryan | |
| Movie | 2003 | Charlie's Angels: Full Throttle | Future Angel (uncredited) | |
| Movie | 1995 | It Takes Two | Amanda Lemmon | |
| Movie | 2000 | Our Lips Are Sealed | Maddie Parker | |
| Movie | 2001 | Holiday in the Sun | Madison Stewart | |
| Movie | 2008 | The Wackness | Union | |
| Movie | 1999 | Switching Goals | Emma Stanton | |
| Movie | 2001 | Winning London | Chloe Lawrence | |
| Movie | 2011 | Beastly | Kendra Hilferty | |
| Movie | 2003 | The Challenge | Shane Dalton | |
| Movie | 2002 | When in Rome | Charli Hunter | |
| Movie | 1992 | To Grandmother's House We Go | Sarah Thompson | |
| Movie | 1994 | How the West Was Fun | Susie Martin | |
| Movie | 1999 | Passport to Paris | Melanie Porter | |
| Movie | 2002 | Getting There | Kylie Hunter | |
| Movie | 1998 | Billboard Dad | Tess Tyler | |
| Movie | 1993 | Double, Double, Toil and Trouble | Kelly Farmer / Young Aunt Sofia | |
| Movie | 2000 | You're Invited to Mary-Kate & Ashley's School Dance Party | Mary-Kate | |
| Movie | 2013 | Scatter My Ashes at Bergdorf's | Self | |
| Movie | 1997 | You're Invited to Mary-Kate & Ashley's Christmas Party | Herself | |
| Movie | 2004 | Les Jumelles font la fête : Une journée de plage à Hawaï | | |
| Movie | 2004 | les jumelles font la fête : une journée au new york city ballet | | |
| Movie | 1993 | Our First Video | Herself | |
| Movie | 1993 | For Our Children | Self | |
| Movie | 1996 | The Adventures of Mary-Kate & Ashley: The Case of the Shark Encounter | | |
| Movie | 1994 | The Adventures of Mary-Kate & Ashley: The Case of the Logical i Ranch | | |
| Movie | 1997 | The Adventures of Mary-Kate & Ashley: The Case of the United States Navy Adventure | | |
| Movie | 1996 | The Adventures of Mary-Kate & Ashley: The Case of the Hotel Who-Done-It | | |
| Movie | 1998 | You're Invited to Mary-Kate & Ashley's Camp Out Party | | |
| Movie | 1995 | The Adventures of Mary-Kate & Ashley: The Case of the Fun House Mystery | | |
| Movie | 1997 | You're Invited to Mary-Kate & Ashley's Birthday Party | | |
| Movie | 1995 | You're Invited to Mary-Kate & Ashley's Sleepover Party | Herself | |
| Movie | 1996 | You're Invited to Mary-Kate and Ashley's Hawaiian Beach Party | Herself | |
| Movie | 1997 | You're Invited to Mary-Kate and Ashley's Ballet Party | Herself | |
| Movie | 1997 | You're Invited to Mary-Kate and Ashley's Mall Party | Herself | |
| Movie | 1998 | You're Invited to Mary-Kate & Ashley's Costume Party | Mary-Kate | |
| Movie | 1999 | You're Invited to Mary-Kate & Ashley's Fashion Party | Mary-Kate | |
| Movie | 1995 | The Adventures of Mary-Kate & Ashley: The Case of the SeaWorld Adventure | Mary-Kate | |
| Movie | 1997 | The Adventures of Mary-Kate & Ashley: The Case of the Volcano Mystery | Mary-Kate | |
| Movie | 1995 | The Adventures of Mary-Kate & Ashley: The Case of the Mystery Cruise | Mary-Kate Olsen | |
| Movie | 1996 | The Adventures of Mary-Kate & Ashley: The Case of the U.S. Space Camp Mission | Mary-Kate Olsen | |
| Movie | 1995 | The Adventures of Mary-Kate & Ashley: The Case of the Christmas Caper | Mary-Kate Olsen | |
| Movie | 1994 | The Adventures of Mary-Kate & Ashley: The Case of Thorn Mansion | Mary-Kate Olsen | |
| Movie | 2006 | Factory Girl | Art Gallery Patron | |
| TV Show | 1989 | The Simpsons | Mary-Kate Olsen (voice) | 1 |
| TV Show | 2001 | So Little Time | Riley Carlson | 26 |
| TV Show | 1952 | Today | Self | 1 |
| TV Show | 1998 | Two of a Kind | Mary-Kate Burke | 22 |
| TV Show | 1996 | E! True Hollywood Story | | 1 |
| TV Show | 1994 | Sister, Sister | Mary-Kate Olsen | 1 |
| TV Show | 1992 | The Tonight Show with Jay Leno | | 1 |
| TV Show | 2007 | Samantha Who? | Natalie | 1 |
| TV Show | 1987 | Full House | Michelle Tanner | 187 |
| TV Show | 1996 | 7th Heaven | Carol Murphy | 1 |
| TV Show | 1975 | Saturday Night Live | Self - Host | 1 |
| TV Show | 2005 | Weeds | Tara Lindman | 8 |
| TV Show | 2001 | Mary-Kate and Ashley in Action | Mary-Kate / Special Agent Misty (voice) | 26 |
| TV Show | 1962 | The Tonight Show Starring Johnny Carson | Self | 1 |
| TV Show | 1992 | Hangin' with Mr. Cooper | Michelle Tanner | 1 |
