| Jack Welborn | |
| State Senate1: | Michigan |
| District1: | 13th |
| Term Start1: | January 1, 1985 |
| Term End1: | December 31, 1994 |
| Predecessor1: | Robert A. Welborn |
| Successor1: | Mike Bouchard |
| State Senate2: | Michigan |
| District2: | 21st |
| Term Start2: | January 1, 1975 |
| Term End2: | December 31, 1982 |
| Predecessor2: | Anthony Stamm |
| Successor2: | Harmon G. Cropsey |
| State House3: | Michigan |
| District3: | 47th |
| Term Start3: | January 1, 1973 |
| Term End3: | December 31, 1974 |
| Predecessor3: | Wayne B. Sackett |
| Successor3: | Robert A. Welborn |
| Birth Date: | 20 December 1932 |
| Birth Place: | Kalamazoo, Michigan |
| Death Place: | Kalamazoo, Michigan |
| Party: | Republican |
Jack Welborn (December 20, 1932 – March 7, 2021) was an American politician who served in the Michigan House of Representatives from 1973 to 1974 and in the Michigan Senate from 1975 to 1982 and from 1985 to 1994.[1]
He died of kidney failure on March 7, 2021, in Kalamazoo, Michigan, at age 88.[2]