Gabby Millgate
- Birthday: 1970-01-01
- Place of birth: Canberra, Australian Capital Territory, Australia
- Also know as: Gabby Milgate
Gabby Millgate is an Australian actress, writer and comedian best known for her role in the film Muriel's Wedding (1994) and comedy sketch shows Full Frontal (1993) and Totally Full Frontal (1998).
