The name Kirsty has been used for three tropical cyclones in the Australian region of the Southern Hemisphere.
- Cyclone Kirsty (1973) – remained over the open ocean.
- Cyclone Kirsty (1985) – a Category 5 severe tropical cyclone that never affected land.
- Cyclone Kirsty (1996) – a Category 4 severe tropical cyclone that made landfall in Western Australia.