| Jacques Bégu | |
| Birth Date: | 22 April 1957 |
| Birth Place: | Dax, France |
| Height: | 5 ft 10 in |
| Weight: | 172 lb |
| Position: | Wing |
| Repyears1: | 1982–84 |
| Repcaps1: | 3 |
| Reppoints1: | 8 |
Jacques Bégu (born 22 April 1957) is a French former rugby union international.
Bégu, a winger, was capped in three Tests matches for France. He made his debut in 1982 against the touring Argentine team and scored a try after coming on as a substitute.[1] His other two appearances came in the 1984 Five Nations Championship, earning a starting spot in place of injured winger Patrice Lagisquet for the final two matches.[2] He played for hometown club US Dax from 1977 to 1990, winning one Challenge Yves du Manoir title.[3]