William G. Keller | |
|---|---|
| Born | April 19, 1876 Buffalo, New York, US |
| Died | September 20, 1963 (aged 87) |
| Allegiance | United States |
| Service | United States Army |
| Rank | Private |
| Unit | Company F, 10th U.S. Infantry |
| Battles / wars | Spanish–American War |
| Awards | Medal of Honor |
William G. Keller (April 19, 1876 – September 20, 1963) was a private serving in the United States Army during the Spanish–American War who received the Medal of Honor for bravery.