Robert Luce (December 2, 1862 – April 7, 1946) was a United States representative from Massachusetts.

He engaged in journalism, founding and serving as president of the Luce's Press Clipping Bureau in Boston and New York City.

He was a delegate to the State constitutional convention 1917–1919, and served as president of the Republican Club of Massachusetts in 1918.

He was Regent of the Smithsonian Institution, and was an author, notably on the subject of political science.

Along with Senator Henrik Shipstead of Minnesota, he introduced the bill that became the Shipstead-Luce Act, which expanded the oversight of the United States Commission of Fine Arts to review of new structures on private property abutting federal land.