Kirsty Hegarty (née Barr; born 12 September 1988) is a British trap shooter from Northern Ireland.

Kirsty attended Ballymena Academy, County Antrim and is an alumna of Queens University, Belfast, where she studied Aerospace Engineering.

In the 2018 ISSF World Shooting Championships in South Korea, Kirsty along with shooting partner Aaron Heading, fought their way to a Bronze medal in the Mixed Team Trap event losing Silver to Russia on back number and missing out on a quota place for the 2020 Olympics in Tokyo.

In 2019 Barr, along with Matthew Coward-Holley, won a Bronze in the Mixed Team Trap event in Acapulco, Mexico.

On 13th January 2021 Team GB announced Hegarty would be competing in the delayed Tokyo 2020 Olympic Games.