Susumi Hosoya
| Personal information | |
|---|---|
| Nationality | Japanese |
| Born | 25 February 1942 |
| Sport | |
| Sport | Rowing |
Susumi Hosoya (細谷 進, Hosoya Susumi; born 25 February 1942) is a Japanese rower. He competed in the men's double sculls event at the 1964 Summer Olympics.