Jill Birt
 Jillian Margaret Birt (born in Tambellup) is an Australian rock musician and architect. Birt was the keyboardist and vocalist of the alternative rock and pop band The Triffids from 1983 to 1989. In 2008 The Triffids were inducted into the Australian Recording Industry Association Hall of Fame. Birt is married to The Triffids band mate Alan 'Alsy' MacDonald and the couple have three children Connor Oscar and Ebony. Both Birt and MacDonald have participated in reunions of The Triffids.