Katie Noonan grew up with a strong background in classical music, with her mother Maggie being a well-known opera singer.
Noonan’s father, Brian although not very famous, has supported his daughter throughout her music career.
In addition to a successful solo career encompassing opera, Jaxx, pop, rock and dance, Noonan was the singer in the band George and remains the singer in the band Elixir.
In 2018, Noonan performed at the opening and closing ceremonies of the 2018 Commonwealth Games.
In May 2021, Noonan launched the Australian Vocal Ensemble (AVE), a cappella quartet. The other members are tenor Andrew Goodwin, mezzo-Soprano Fiona Campbell and bass Baritone, Andrew O’Connor.