Isabelle Black


Isabelle Black is a French sprinter. She competed at the 2025 World Athletics Championships.

Career

Black started competing in athletics seriously in 2019 and is a Montpellier Athletic Méditerranée Métropole athlete. She won her first national under-23 title in July 2022 when she became the French U23 champion in the 400 metres in Albi, running personal best times in the heat and in the final, where she won with a time of 54.14 seconds.
Black ran 51.94 seconds for the 400 metres to win the Championnats d'Île-de-France Elites race in July 2025 in Thonon-les-Bains. She placed fourth in the 400 metres at the senior French Athletics Championships in August 2025, running a time of 52.39 seconds in Talence.
She was selected for the French team for the 2025 World Athletics Championships in Tokyo, Japan, running the third leg as part of the French women's 4 x 400 metres team qualified for the final.

Personal life

She is the daughter of British sprinter Roger Black and French sprinter Elsa Devassoigne.