| Leon N. McDonald Sr. | |
| Birth Date: | 15 January 1916 |
| Office: | Member of the Florida House of Representatives from Suwannee County |
| Term Start: | 1961 |
| Term End: | 1967 |
| Office1: | Member of the Florida House of Representatives from the 15th district |
| Term Start1: | 1967 |
| Term End1: | 1968 |
| Preceded1: | District established |
| Succeeded1: | Howell Lancaster |
| Term Start2: | 1972 |
| Term End2: | 1972 |
| Preceded2: | Howell Lancaster |
| Succeeded2: | George R. Grosse |
| Office3: | Member of the Florida House of Representatives from the 13th district |
| Term Start3: | 1972 |
| Term End3: | 1974 |
| Preceded3: | Donald L. Tucker |
| Succeeded3: | Pete Skinner |
| Party: | Democratic |
Leon N. McDonald Sr. (January 15, 1916 – August 23, 1993) was an American politician. He served as a Democratic member for the 13th and 15th district of the Florida House of Representatives.[1] [2]