Dermot Bailey (born 18 February 1994) is a British professional wheelchair tennis player.

[1][2] He was a semifinalist in the 2019 Queen's Club Championships – Wheelchair Singles and a quarterfinalist in the 2021 Queen's Club Championships – Wheelchair Singles.

[3][4] He competed in wheelchair tennis at the 2020 Summer Paralympics.

[5] Bailey was diagnosed with Legg–Calvé–Perthes disease and took up wheelchair tennis aged 8.

[6][7] He worked as a financial analyst at Kettering General Hospital but left to focus on tennis.