Alyson Hannigan Biography

Alyson Hannigan is a highly acclaimed American actress known for her iconic roles in popular films and television series. From her early start in commercials at the age of four to her breakthrough in Hollywood at just 11 years old, Hannigan has become one of the most beloved and respected TV actresses in the industry. Her talent for portraying versatile characters has earned her numerous awards, including a Saturn Award, a Young Hollywood Award, and two People’s Choice Awards. Despite facing challenges in her childhood, Hannigan’s determination and dedication to her craft propelled her to success. Alongside her thriving career, she also pursued her education at California State University. Today, she is a proud mother of two girls and resides in Encino with her family.

Quick Facts

  • Also Known As: Alyson Lee Hannigan, Alyson Denisof
  • Age: 49 Years, 49 Year Old Females
  • Family:
    • Spouse/Ex-: Alexis Denisof (m. 2003)
    • Father: Alan Hannigan
    • Mother: Emilie Posner
    • Children: Keeva Jane Denisof, Satyana Marie Denisof
  • Born Country: United States
  • Quotes By Alyson Hannigan
  • Height: 5’5″ (165 cm), 5’5″ Females
  • Ancestry: Irish American
  • Notable Alumni: North Hollywood High School
  • Education: California State University, Northridge, North Hollywood High School


Alyson Hannigan began her career in the entertainment industry at a young age. She started appearing in television commercials when she was just four years old. A few years later, she landed her first major film role in the 1988 movie ‘My Stepmother Is an Alien’. In 1997, she gained widespread recognition for her role as Willow Rosenberg in the hit series ‘Buffy the Vampire Slayer’. This led to opportunities for her to act in movies such as ‘American Pie’, ‘American Pie 2’, ‘Boys and Girls’, and ‘American Wedding’. She also had a guest role in the Buffy spin-off series ‘Angel’.

In 2004, Hannigan made her stage debut in an adaptation of ‘When Harry Met Sally’ alongside Luke Perry. The following year, she joined the cast of ‘How I Met Your Mother’ as Lily Aldrin and also appeared in ‘Veronica Mars’. She continued to work in both television and film, starring in the parody film ‘Date Movie’ and making a guest appearance in the sitcom ‘The Goode Family’. She reprised her role as Michelle in the movie ‘American Reunion’ in 2012. In 2016, she began hosting the magic competition TV program ‘Penn & Teller: Fool Us’. From 2018 to 2022, she voiced the character Claire Clancy in the animated series ‘Fancy Nancy’.

Hannigan’s recent projects include starring as Phyllis Buckman in the 2021 superhero comedy film ‘Flora & Ulysses’. The film received positive reviews from critics. She has also appeared in television shows such as ‘Martha Gets Down and Dirty’, ‘Adorableness’, ‘Doogie Kameāloha, M.D.’, and ‘Office Race’. In 2023, she participated in the 32nd season of the American dance competition show ‘Dancing with the Stars’.

Personal Life

Alyson Hannigan was born on March 24, 1974, in Washington, D.C., USA. Her father, Alan Hannigan, was an Irishman who worked as a Teamsters trucker, and her mother, Emilie Haas, was a Jewish woman who worked as a real estate agent. She attended North Hollywood High School and later enrolled at California State University, Northridge.

Hannigan married actor Alexis Denisof on October 11, 2003. The couple has two daughters.

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