Harry Streett Baldwin (August 21, 1894-October 19, 1952) was a U.S. Congressman who represented the second congressional district of Maryland from 1943 to 1947.
Born in Baldwin in Baltimore County, Maryland, Baldwin attended the public schools and the University of Maryland, College Park. He was owner and operator of a large trucking farm, and served in the Maryland House of Delegates in 1931. He also served on the board of county commissioners from 1934 to 1942, serving as president from 1938-1942.
Baldwin was elected as a Democrat to the Seventy-eighth and Seventy-ninth Congresses, serving from January 3, 1943 to January 3, 1947. He was not a candidate for renomination in 1946 to the Eightieth Congress, but was an unsuccessful Democratic candidate for the Maryland gubernatorial nomination. After his tenure in Congress, he resumed agricultural pursuits, and was again elected to the board of county commissioners in 1950 and was serving as chairman at time of death in Baltimore, Maryland. He is interred in Chestnut Grove Cemetery of Jacksonville, Maryland.