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Alyson Hannigan

Alyson Hannigan

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Alyson Lee Hannigan (born March 24, 1974) is an American actress and television presenter. She is best known for her roles as Willow Rosenberg in the television series Buffy the Vampire Slayer (1997–2003), as Lily Aldrin in the sitcom How I Met Your Mother (2005–2014) for which she won a People's Choice Award in 2009, and as Michelle Flaherty in the American Pie film series (1999–2012). Since 2016, Hannigan has hosted the television show Penn & Teller: Fool Us. She also provides the voice of Cla

Alyson Hannigan — Biography, Age & FactsAlyson Hannigan Age in 2026Alyson Hannigan Nationality: United StatesAlyson Hannigan — Still Alive (Age 51)Alyson Hannigan Career (33 years)
LGBTQ+ representationearned her a Peoplea commercial for Duncan Hines cookies wheseriesAmericaVampire Slayer
Born
Years in career33 years active
March 24th, 1974
Birthplace
Washington, District of Columbia, USA
Known for
🎭 Actor
Nationality
United States
Generation
Generation X
Career
33 years
Region
North America
How Alyson Hannigan compares to other Actors
🎂Alyson Hannigan is 2 years younger than the average Actor
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Facts about Alyson Hannigan

Did you know?

Did you know that Alyson Hannigan initially hesitated to audition for "How I Met Your Mother" because she was wary of committing to another long-running network series after "Buffy the Vampire Slayer"?

5 Lesser-known facts
  • She appeared in a commercial for Duncan Hines cookies when she was just four years old.
  • She met her husband, actor Alexis Denisof, on the set of "Buffy the Vampire Slayer"; he played Wesley Wyndam-Pryce.
  • Her second daughter, Keeva Jane Denisof, was born on her own birthday, March 24th.
  • She is a talented flutist and famously played the instrument in the "American Pie" film series.
  • Hannigan hosted the television series "America's Funniest Home Videos" from 2016 to 2017.
Career highlight

Alyson Hannigan achieved rare dual success with two beloved, long-running television series: "Buffy the Vampire Slayer" and "How I Met Your Mother." Her portrayal of Willow Rosenberg became a groundbreaking character for LGBTQ+ representation, while Lily Aldrin earned her a People's Choice Award and cemented her status as a sitcom icon.

Legacy

Hannigan's lasting impact lies in her ability to imbue complex, relatable characters with humor and heart, making her a cherished figure in television history and a cornerstone of millennial pop culture.

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Frequently asked questions

How old is Alyson Hannigan?
Alyson Hannigan is 51 years old (born March 24, 1974).
Is Alyson Hannigan still alive?
Yes, Alyson Hannigan is still alive as of 2026, aged 51.
Where is Alyson Hannigan from?
Alyson Hannigan is from Washington, District of Columbia, USA, United States.
What is Alyson Hannigan known for?
Alyson Lee Hannigan (born March 24, 1974) is an American actress and television presenter. She is best known for her roles as Willow Rosenberg in the television series Buffy the Vampire Slayer (1997–2003), as Lily Aldrin in the sitcom How I Met Your Mother (2005–2014) for which she won a People's Choice Award in 2009, and as Michelle Flaherty in the American Pie film series (1999–2012). Since 2016, Hannigan has hosted the television show Penn & Teller: Fool Us. She also provides the voice of Cla
What generation is Alyson Hannigan?
Alyson Hannigan is a Generation X, born in 1974.
What is a surprising fact about Alyson Hannigan?
Did you know that Alyson Hannigan initially hesitated to audition for "How I Met Your Mother" because she was wary of committing to another long-running network series after "Buffy the Vampire Slayer"?
What is Alyson Hannigan's biggest career achievement?
Alyson Hannigan achieved rare dual success with two beloved, long-running television series: "Buffy the Vampire Slayer" and "How I Met Your Mother." Her portrayal of Willow Rosenberg became a groundbreaking character for LGBTQ+ representation, while Lily Aldrin earned her a People's Choice Award and cemented her status as a sitcom icon.

Also known as: A. Hannigan, Aly Hannigan

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