| J. William Lincoln | |
| State Senate: | Pennsylvania |
| District: | 32nd |
| Term Start: | January 2, 1979 |
| Term End: | November 30, 1994 |
| Predecessor: | William Duffield |
| Successor: | Rich Kasunic |
| Order2: | Democratic Leader of the Pennsylvania Senate |
| Term Start2: | November 18, 1992 |
| Term End2: | March 15, 1994[1] |
| Predecessor2: | Bob Mellow |
| Successor2: | Bob Mellow |
| Office3: | Democratic Whip of the Pennsylvania Senate |
| Term Start3: | January 1, 1985 |
| Term End3: | November 18, 1992 |
| Predecessor3: | Eugene Scanlon[2] |
| Successor3: | Leonard Bodack |
| State House4: | Pennsylvania |
| District4: | 52nd |
| Term Start4: | January 2, 1973 |
| Term End4: | November 30, 1978 |
| Birth Date: | 27 October 1940 |
| Birth Place: | Lemont Furnace, Pennsylvania |
| Party: | Democrat |
J. William Lincoln (born October 27, 1940) is a former member of the Pennsylvania State Senate, serving from 1979 to 1994.[3]