Hannah Stewart joined Aberdeen Women in 2022 after spells with Aberdeen Ladies, Glasgow City and Forfar Farmington. After making her debut in a 4-0 win at Hearts, Stewart was made captain in season 2023/24 and made her 100th appearance at Motherwell in February 2024. During the 2024/25 season Stewart made history by captaining Aberdeen Women at Hampden Park for the sides first ever appearance at the National Stadium. Earlier that season, she scored her first goal for The Dons at Pittodrie in a 2-0 win over Dundee United.