| Bill Kirschbaum | |
| Fullname: | William Thomas Kirschbaum |
| National Team: | United States |
| Strokes: | Breaststroke |
| Club: | Hui Makami Club |
| Birth Date: | November 5, 1902 |
| Birth Place: | Fort Williams, Maine |
| Death Place: | San Mateo, California |
William Thomas Kirschbaum (November 5, 1902 – April 29, 1953) was an American competition swimmer and Olympic medalist. At the 1924 Summer Olympics in Paris, he received the bronze medal for his third-place performance in the men's 200-meter breaststroke event, finishing in a time of 3:01.0.[1]