| Lewis Watson | |
| Nationality: | American |
| Sport: | Athletics |
| Event: | Long-distance running |
| Birth Date: | 25 June 1895 |
| Birth Place: | New Britain, Connecticut, United States |
| Death Place: | Redwood City, California, United States |
Lewis Watson (June 25, 1895 - May 19, 1961) was an American athlete.[1] He competed in the men's individual cross country event at the 1920 Summer Olympics.[2]