Yessin Rahmouni[2][3] (also spelled Yassine,[4][5] born 2 October 1984 in Haarlem, the Netherlands) is an Olympic dressage rider.

He also represented Morocco at the 2020 Summer Olympics in Tokyo, finishing 44th in the individual competition.

He fell from a young horse during training and broke his neck with three fractured vertebrae.

[7] As a result, Rahmouni had to recover for months and it was uncertain whether he would be able to get back on a horse.

He finished 42nd at the 2024 Olympic Games in Paris in the individual Grand Prix with a result of 68.696% on his horse All At Once.