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Alyson Lee Hannigan is an American actress and television presenter. She is best known for her roles as Willow Rosenberg on the television series Buffy the Vampire Slayer (1997–2003), Lily Aldrin on the sitcom How I Met Your Mother (2005–2014) for which she won a People's Choice Award in 2009, and Michelle Flaherty in the American Pie film series (1999–2012).
Birth Name
Alyson Lee Hannigan
Born
Sunday, 24 March 1974
Links
Actress Filmography
| Title | Character | Year |
|---|
| Office Race | Pat | 2023 |
| The 73rd Primetime Emmy Awards | Self | 2021 |
| Doogie Kamealoha, M.D. | Dawn | 2021 |
| History of the Sitcom | Self - Actress / Self | 2021 |
| Flora & Ulysses | Phyllis Buckman / Phyllis | 2021 |
| Outrageous Pumpkins | Self - Host / Self | 2019 |
| The Drew Barrymore Show | Self - Guest | 2020 |
| Earth to Ned | Self - Guest Star | 2020 |
| Girl Scout Cookie Championship | Self - Host | 2020 |
| Outmatched | Beth | 2020 |
Actress Filmography
| Title | Character | Year |
|---|
| Office Race | Pat | 2023 |
| The 73rd Primetime Emmy Awards | Self | 2021 |
| Doogie Kamealoha, M.D. | Dawn | 2021 |
| History of the Sitcom | Self - Actress / Self | 2021 |
| Flora & Ulysses | Phyllis Buckman / Phyllis | 2021 |
| Outrageous Pumpkins | Self - Host / Self | 2019 |
| The Drew Barrymore Show | Self - Guest | 2020 |
| Earth to Ned | Self - Guest Star | 2020 |
| Girl Scout Cookie Championship | Self - Host | 2020 |
| Outmatched | Beth | 2020 |
| Abducted: The Mary Stauffer Story | Mary Stauffer | 2019 |
| The Kelly Clarkson Show | Self - Guest | 2019 |
| Kim Possible | Dr. Ann Possible | 2019 |
| You Might Be the Killer | Chuck | 2018 |
| Fancy Nancy | Claire Clancy (voice) / Claire Clancy / Claire Clancey / Claire | 2018 |
| The $100,000 Pyramid | Self - Celebrity Player | 2018 |
| Top Chef Junior | Self | 2017 |
| The Gong Show | Self (2018) | 2017 |
| Do You Take This Man | Rachael | 2017 |
| Pure | Esther Dunkel | 2017 |
| EW Reunites | Self - Willow Rosenberg | 2016 |
| Star Plates | Self | 2016 |
| The McCarthys | Pam | 2014 |
| The Queen Latifah Show | Self - Guest | 2013 |
| Whose Line Is It Anyway? | Self | 2013 |
| Hollywood Game Night | Self - Celebrity Player / Self - Guest Star | 2013 |
| Sofia the First | Winter | 2012 |
| Teens Wanna Know | Self - Guest | 2012 |
| American Reunion | Michelle / Michelle Flaherty-Levenstein | 2012 |
| IC Places Hollywood | Self - Interviewee | 2012 |
| More Business of Being Born | Self [Part 2,3] | 2011 |
| Love, Wedding, Marriage | Courtney | 2011 |
| Penn & Teller: Fool Us | Self - Host / Self - Hostess / Self / Self - Co-Host | 2011 |
| The Talk | Self - Guest | 2010 |
| The 36th Annual People's Choice Awards | Self - Winner | 2010 |
| Gordon Ramsay: Cookalong Live | Herself | 2009 |
| Tit for Tat | Ally | 2009 |
| Red Carpet Report | Self | 2009 |
| Watch What Happens Live with Andy Cohen | Self - Guest | 2009 |
| The Goode Family | Michelle | 2009 |
| MasterChef Junior | Self - Celebrity Guest | 2009 |
| Late Night with Jimmy Fallon | Herself - Guest | 2009 |
| Chelsea Lately | Herself - Guest | 2007 |
| In Bed with Carrie | Self | 2007 |
| The 49th Annual Grammy Awards | Self | 2007 |
| Farce of the Penguins | Hottie Penguin (voice) / Hottie Penguin | 2007 |
| The Megan Mullally Show | Self - Guest | 2006 |
| Rachael Ray | Self - Guest | 2006 |
| Date Movie | Julia Jones | 2006 |
| I Love the 80's 3-D | Self | 2005 |
| Made in Hollywood | Self | 2005 |
| How I Met Your Mother | Lily Aldrin | 2005 |
| Food Network Challenge | Self - Host | 2005 |
| Dancing with the Stars | Self - Contestant | 2005 |
| American Dad! | Chelsea / Lexie / Ugly Stepsister #2 | 2005 |
| The Late Late Show with Craig Ferguson | Self - Guest | 2005 |
| Veronica Mars | Trina Echolls | 2004 |
| Buffy the Vampire Slayer: The Animated Series | Willow Rosenberg | 2004 |
| American Pie Revealed | Self / Herself | 2004 |
| Sex at 24 Frames Per Second | Self | 2003 |
| American Wedding | Michelle Flaherty | 2003 |
| Pepsi Smash | Self - Hostess | 2003 |
| Talking to Animals | Self | 2003 |
| Jimmy Kimmel Live! | Herself - Guest | 2003 |
| VH-1 Behind the Movie | Self | 2002 |
| Rip It Off | Lexi | 2001 |
| Celebrity Adventures | Self | 2001 |
| American Pie 2 | Michelle Flaherty | 2001 |
| Playboy Exposed: Playboy Mansion Parties Uncensored | Self | 2001 |
| Robot Chicken | Margaret / Brigitta von Trapp / Steelheart | 2001 |
| Boys and Girls | Betty | 2000 |
| 100 Deeds for Eddie McDowd | Gigi | 1999 |
| Angel | Willow Rosenberg | 1999 |
| American Pie | Michelle Flaherty / Michelle | 1999 |
| The Late Late Show with Craig Kilborn | Herself - Guest | 1999 |
| 1998 MTV Video Music Awards | Self | 1998 |
| The Wild Thornberrys | Gerda | 1998 |
| That '70s Show | Suzy Simpson | 1998 |
| Dead Man on Campus | Lucy | 1998 |
| The View | Herself - Guest | 1997 |
| Buffy the Vampire Slayer | Willow Rosenberg | 1997 |
| King of the Hill | Stacey Gibson | 1997 |
| For My Daughter's Honor | Kelly | 1996 |
| The Daily Show | Self - Guest | 1996 |
| A Case for Life | Iris | 1996 |
| TFI Friday | Self | 1996 |
| Mad TV | Self | 1995 |
| The Stranger Beside Me | Dana | 1995 |
| Touched by an Angel | Cassie Peters | 1994 |
| Inside the Actors Studio | Self - Guest | 1994 |
| Late Night with Conan O'Brien | Herself - Guest / Self - Guest | 1993 |
| Late Show with David Letterman | Herself - Guest | 1993 |
| Almost Home | Samantha | 1993 |
| Picket Fences | Peggy Patterson | 1992 |
| Rugrats | Cynthia P.I. / Young Starlet | 1991 |
| The Simpsons | Melody Juniper | 1989 |
| Free Spirit | Jessie Harper | 1989 |
| My Stepmother Is an Alien | Jessie Mills | 1988 |
| Roseanne | Jan | 1988 |
| Impure Thoughts | Patty Stubbs (as Allison Hannigan) / Patty Stubbs | 1986 |
| Entertainment Tonight | Self | 1981 |
Producer Filmography
| Title | Year |
|---|
