| Sylvanus Williams | |
| Nationality: | Nigerian |
| Sport: | Athletics |
| Event: | Long jump |
| Birth Date: | 16 September 1922 |
| Birth Place: | Abeokuta, British Nigeria |
| Death Place: | Winnipeg, Canada |
Sylvanus Olatunde Williams (16 September 1922 - 28 October 2006) was a Nigerian athlete. He competed in the men's long jump at the 1952 Summer Olympics.[1]