David Osterberg (born April 19, 1943) is an American politician who served in the Iowa House of Representatives from 1983 to 1995. He was the unsuccessful Democratic nominee for the United States Senate in 1998. Osterberg endorsed the Elizabeth Warren 2020 presidential campaign.

Party political offices
Preceded byJean Hall Lloyd-JonesDemocratic nominee for U.S. Senator from Iowa (Class 3) 1998Succeeded byArthur A. Small