>
Surname Gwynn (Gwynn , جوين , غوين ) , in all the world, is quite a common family name. The last name Gwynn is characteristic of Paraguay, where it is quite a common surname, the United Kingdom, where it is quite a rare surname, and New Zealand, where it is a rare surname. In absolute terms, the name is most common in the United States, Paraguay, and the United Kingdom. Much less frequently, Gwynn is the forename as well as the last name.