| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Katsuki•Ishihara | |
| Used name | Katsuki•Ishihara | |
| Original name | 石原•勝記 | |
| Born | 10 March 1939 in ?, Kumamoto |  JPN |
| Measurements | 166 cm / 66 kg | |
| NOC | Japan | JPN |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1960 Summer Olympics | Swimming (Aquatics) | JPN |
Katsuki Ishihara | |||
| 100 metres Freestyle, Men (Olympic) | =15 | |||||
| 4 × 100 metres Medley Relay, Men (Olympic) | Japan | 3 | ||||
| 1964 Summer Olympics | Swimming (Aquatics) | JPN |
Katsuki Ishihara | |||
| 4 × 100 metres Freestyle Relay, Men (Olympic) | Japan | 4 |
