Westfield is a town in Orleans County, Vermont United States. The population was 534 at the 2020 census. The town was founded in 1780 and named after Rhode Island general and politician, William West, a supporter of Vermont statehood.

William West was an American militia general in the American Revolutionary War, Justice of the Rhode Island Supreme Court, Deputy Governor of Rhode Island, and anti-federalist leader. West also was a party in the first U.S. Supreme Court decision in 1791, West v. Barnes.