| Akio Usami | |
| Nationality: | Japanese |
| Sport: | Long-distance running |
| Event: | Marathon |
| Birth Date: | 31 May 1943 |
| Birth Place: | Tsubame, Niigata, Japan |
is a Japanese long-distance runner. He competed in the marathon at the 1968, 1972 and the 1976 Summer Olympics.[1]
His most important win in his marathoning career occurred at the prestigious 1970 Fukuoka Marathon, in which he ran a personal best 2:10:37.8 (also setting a Japanese record at the time). He beat runner-up Kenny Moore by nearly a minute.[2]