Yarmouth:1 Town, Isle of Wight, S England. It is a small port and resort. The castle there was built by Henry VIII. 2 Officially Great Yarmouth, city (1991 pop. 54,777) and district, Norfolk, E England, a port on a long, narrow peninsula between the North Sea and Breydon Water. Yarmouth is a resort and fishing port. The Yarmouth bloater (prepared herring) is famous. Engineering and textile industries are there; oil and gas exploration occurs nearby. The Church of St. Nicholas was founded early in the 12th cent. The Tolhouse (14th cent.; now a museum) is one of the oldest municipal buildings in Great Britain. Although Yarmouth was heavily bombed during World War II, the older part of the city retains many of the "rows," narrow lanes from 29 in. to 6 ft (73.7 cm–1.8 m) wide.

Yarmouth (yär´məth), city (1991 pop. 7,781), SW N.S., Canada, on the Atlantic Ocean. It is a port, with exports of lumber, fish, berries, and Irish moss. Manufactures include wood products, iron castings, and textiles. Yarmouth, a summer resort and tourist center, has ferry connections with Maine. The region was visited (1604) by Champlain, who named it Cap Fourchu, and it became a French fishing settlement. In 1759 a few settlers came to the site of the city from Yarmouth, Mass., and called it after their former home. The city was founded in 1761, when a larger group of settlers came from Sandwich, Mass. They were followed by Acadians (1767) from the Grand Pré district and by United Empire Loyalists (1785).

Yarmouth, resort town (1990 pop. 21,174), Barnstable co., SE Mass., on the south shore of Cape Cod; settled and inc. 1639. The main street of this residential town is lined with well-preserved old houses. Of special interest is the Thacher House (1680). The Yarmouth port is a historic district.