But what many people may not be aware of is the objects, living things and events that carry the Plymouth name. Plymouth is a coastal town in Massachusetts, south of Boston, there are also over 30 other cities, towns, and townships in the United States named Plymouth. (Image: Liverpool Echo/James Maloney)At least 13 ships in the Royal Navy and the United States Navy have carried the Plymouth name. Plymouth, Massachusetts, was named after Plymouth, England, which was the final departure port for the Pilgrims on the Mayflower voyage of 1620. As a classic and defunct brand, Plymouth vehicles are now predominantly available through specialty dealers, private sellers, and at auctions.