Donald Holman McLean (born March 18, 1884) was a Republican member of the United States House of Representatives from New Jersey. He represented New Jersey’s 6th Congressional District and served as a federal legislator during the era surrounding the Great Depression and World War II. McLean’s congressional career is documented under the Biographical Directory of the United States Congress identifier M000545.

McLean began his service in the House of Representatives on March 9, 1933, and remained in office until January 3, 1945. Over the course of these nearly twelve years, he served six terms as a representative. Throughout this period, he was consistently affiliated with the Republican Party and held office as a member of the House from the state of New Jersey.

During his tenure, McLean’s role was that of a Representative, and he is recorded as a former officeholder, with no current office, committee assignments, or official contact information listed in the available metadata. His service concluded in early 1945, marking the end of a substantial congressional career spanning much of the 1930s and early 1940s.