Dudley George Roe (March 23, 1881 – January 4, 1970), a Democrat, was a U.S. Congressman who represented the Maryland's 1st congressional district from 1945 to 1947. Roe was born in Sudlersville, Maryland, and attended the public schools. He graduated from Washington College of Chestertown, Maryland, in 1903 and from the law department of the University of Maryland, Baltimore in 1905, where he was admitted to the bar in 1905 and commenced practice. He served in the Maryland House of Delegates from 1907 to 1909, and as a member of the Maryland Senate from 1923 to 1935 and from 1939 to 1943, serving as Democratic floor leader from 1939 to 1943. He was also a delegate to the Democratic National Convention in 1928.