Benjamin Orr (December 1, 1772 – September 3, 1828) was a member of the United States House of Representatives from Massachusetts. Orr was born in Bedford in the Province of New Hampshire on December 1, 1772. He was self-educated and apprenticed as a carpenter. He attended Fryeburg Academy, taught school at Concord and New Milford, New Hampshire; and graduated from Dartmouth College in 1798. He studied law, was admitted to the bar in 1801 and commenced the practice of law in Brunswick in Massachusetts' District of Maine.