| Intro | Olympic synchronized swimmer |
| Is |
Swimmer Athlete Synchronized swimmer |
| From | Japan |
| Type | Sports |
| Gender | female |
| Birth | 31 January 1978, Ōsaka Prefecture |
| Age: | 42 years |
Riho Nakajima (born 31 January 1978) is a Japanese former synchronized swimmer who competed in the 1996 Summer Olympics.