Linda Duba (born August 24, 1956) is an American Politician and educator based in Sioux Falls, South Dakota. She serves in the South Dakota lower house as one of the Democratic representatives of the 15th District along with Jamie Smith. Her district covers the northern part of Sioux Falls including the Downtown, Whittier, Cathedral, Terrace park, West 10th Street, and Garfield neighborhoods. The 15th District lies completely within Minnehaha county. Duba succeeded Representative Karen Soli in 2019. Duba is running again in 2022 as a Lower House Representative for District 15.