Claire Fuller is an English author. She won the 2015 Desmond Elliott Prize for her first novel, Our Endless Numbered Days, the BBC Opening Lines Short Story Competition in 2014, and the Royal Academy & Pin Drop Short Story Award in 2016. Her second novel, Swimming Lessons, was shortlisted for the 2018 Royal Society of Literature Encore Award. Bitter Orange, her third, was nominated for the International Dublin Literary Award. Her most recent novel, Unsettled Ground, won the Costa Book Awards Novel Award 2021 and was shortlisted for the 2021 Women's Prize for Fiction