Dwight Whitney Morrow (born January 11, 1873) was a Republican senator from the state of New Jersey. A member of the United States Senate, he represented New Jersey as a former officeholder during the late 1920s and early 1930s. His service in the Senate is recorded under the official biographical identifier M001002.

Morrow served one term in the Senate, holding office from January 1, 1930, until March 3, 1931. During this period, he was a Republican senator for New Jersey, with no specific district designation, as is customary for U.S. senators. His tenure in the Senate lasted a single term, and he is recognized historically as Senator Dwight Whitney Morrow of New Jersey (1929–1931).