Ann-Margret was 21 years old when she filmed and starred in Bye Bye Birdie.

Quick Scoop

  • Ann-Margret was born on April 28, 1941.
  • The film Bye Bye Birdie was released in 1963, and production took place when she was about 21 (turning 22 that spring).
  • Fans and commentators often note how youthful she seems in the opening “Bye Bye Birdie” title performance, which helped cement her early-1960s star image.

In forums and retrospectives, people frequently point out that she brings a mix of innocence and almost electric screen presence to the role, which feels even more striking when you realize she was just 21 at the time.

TL;DR: Ann-Margret was 21 years old in Bye Bye Birdie.

Information gathered from public forums or data available on the internet and portrayed here.