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 due to health reasons in 2014. During her final term, Landske served as the Assistant President Pro Tempore.Landske died of cancer on February 27, 2015 at the age of 77.