Alyson Hannigan was born on 01 Mar 1974 in Washington, District of Columbia, USA. Her birth name was Allison Lee Hannigan. Her is also called Allycat. Her height is 168cm.

Alyson Hannigan appeared in the movie American Pie(1999), American Pie 2(2001), American Wedding(2003), Boys and Girls(2000), Boys and Girls(2000), "Buffy the Vampire Slayer"(1997), Dead Man on Campus(1998)。