| Sue Landske | |
| State Senate: | Indiana |
| State: | Indiana |
| District: | 6th |
| Term Start: | November 7, 1984 |
| Term End: | November 5, 2014 |
| Preceded: | Ernest F. Niemeyer[1] |
| Succeeded: | Rick Niemeyer |
| Party: | Republican |
| Birth Date: | 3 September 1937 |
| Birth Place: | Evanston, Illinois, U.S. |
| Death Place: | Cedar Lake, Indiana, U.S. |
| Alma Mater: | Indiana University |
| Spouse: | William |
| Branch: | Indiana Guard Reserve |
| Rank: | Captain |
Dorothy S. "Sue" Landske (September 3, 1937 – February 27, 2015) was a Republican member of the Indiana State Senate who represented the 6th district. Landske was Center Township Assessor from 1978 to 1984. She joined the Indiana State Senate in 1984 and served until her retirement for health reasons in 2014. During her final term, Landske served as the Assistant President Pro Tempore.[2]
Landske was a retired captain in the Indiana Guard Reserve.[3]
Landske died of cancer on February 27, 2015, at the age of 77.[4]