Jean-Olivier Brosseau (born 23 June 1967 in Bressuire, Deux-Sèvres, is a retired male race walker from France, who was affiliated with Sèvre Bocage AC during his career. He specialised in the 20 km distance and was selected for the World Championships in Athletics three times from 1993 to 1997. He competed at one Olympic Games – the 1996 Summer Olympics, where he was 35th in the men's 20 km walk.
| Representing | |||||
|---|---|---|---|---|---|
| 1989 | L'Hospitalet, Spain | 84th | 20 km | 1:33:42 | |
| 1991 | World Race Walking Cup | San Jose, California, United States | 32nd | 50 km | 4:08:59 |
| 1993 | Monterrey, Mexico | 28th | 20 km | 1:29:20 | |
| Stuttgart, Germany | 16th | 20 km | 1:25:53 | ||
| 1995 | Beijing, PR China | 20th | 20 km | 1:23:38 | |
| World Championships | Gothenburg, Sweden | 10th | 20 km | 1:23:34 | |
| 1996 | Olympic Games | Atlanta, United States | 35th | 20 km | 1:26:29 |
| 1997 | Poděbrady, Czech Republic | 38th | 20 km | 1:22:04 | |
| World Championships | Athens, Greece | 25th | 20 km | 1:26:39 | |