George Holcombe (March 1786 – January 4, 1828) was a United States Representative from New Jersey. Born in West Amwell (now Lambertsville in Hunterdon County, he completed preparatory studies and was graduated from Princeton College in 1805. He attended the medical department of the University of Pennsylvania at Philadelphia and later studied medicine in Trenton. Holcombe was granted a license by the Medical Society of New Jersey and practiced medicine in Allentown from 1808 to 1815.
Holcombe held several local offices and was a member of the New Jersey General Assembly in 1815 and 1816. He was elected as Democratic-Republican to the Seventeenth Congress, elected as a Jacksonian Democratic-Republican to the Eighteenth Congress, and reelected as a Jacksonian to the Nineteenth and Twentieth Congresses, and held office from March 4, 1821, until his death in Allentown in 1828. Holcombe's remains were interred in the Congressional Cemetery.