A Welsh surname of Morgan comes from Morcant. The portion "mor", means the sea and "gan," means born of.

In Scotland and Ireland the Morgan surname is spelled Morganach and Muireagain.

The other spellings for Morgan are Merrigan, Morgaine, Morgen and Morgain.

Morgan is located in Wales in the counties of Glamorgan, Carmarthenshire, Montgomeryshire, Radnorshire and Monmouthshire counties. In England the Morgan surname is mostly in Herefordshire and Lancashire counties.

Within the United States Morgan is usually found in Illinois, Texas, New York, Pennsylvania and Ohio.

Famous: Daniel Morgan (18th century general during American Revolutionary War), Garrett A. Morgan (inventor), Joe Morgan (professional baseball player), Henry Morgan (17th century buccaneer from Wales), Jacques de Morgan (during the 19th century discovered the Hammurabi Code), John Pierpont Morgan (financier and banker) and Trevor Morgan (actor).