| William H. Eckensberger, Jr. | |
| State House: | Pennsylvania |
| District: | 133rd |
| Term Start: | 1969 |
| Term End: | 1976 |
| Predecessor: | District created |
| Successor: | Frank Meluski |
| State House2: | Pennsylvania |
| District2: | Lehigh County |
| Term Start2: | 1965 |
| Term End2: | 1968 |
| Birth Date: | 29 April 1928 |
| Birth Place: | Cementon, Pennsylvania, U.S.[1] |
| Party: | Democratic |
William H. Eckensberger Jr. (born April 29, 1928) is a former politician who was a Democratic member of the Pennsylvania House of Representatives.[2]