| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Kenjiro•Matsumoto | |
| Used name | Kenjiro•Matsumoto | |
| Original name | 松本•健次郎 | |
| Born | 23 September 1943 | |
| Measurements | 171 cm / 73 kg | |
| Affiliations | Waseda University — Tokyo, Tokyo |  JPN |
| NOC | Japan | JPN |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1964 Summer Olympics | Swimming (Aquatics) | JPN |
Kenjiro Matsumoto | |||
| 200 metres Breaststroke, Men (Olympic) | 9 |
