| Birth Date: | 5 February 1963 |
| Birth Place: | Bordeaux, France |
| Country: | France |
| Weight Class: | –56 kg |
| Worlds Rank: | 1 |
| Worlds Year: | 1987 |
| Worlds Year2: | 1989 |
| Regionals Type: | EU |
| Regionals Rank: | 1 |
| Regionals Year: | 1987 |
| Regionals Weight: | Women's 56 kg |
| Regionals Year2: | 1988 |
| Regionals Weight2: | Women's 56 kg |
| Regionals Year3: | 1989 |
| Regionals Weight3: | Women's 56 kg |
| Regionals Year4: | 1990 |
| Regionals Weight4: | Women's 56 kg |
| Olympics Rank: | 3 |
| Olympics Year: | 1988 |
| Olympics Weight: | Women's |
| Updated: | 18 June 2023 |
Catherine Arnaud (born 5 February 1963) is a French judoka.
She has been the World judo champion in 1987 and 1989 and European Champion in 1987, 1988, 1989 and 1990. Arnaud competed in the women's lightweight event at the 1992 Summer Olympics.[1]