Gahagan

== English == === Etymology === Variant of Gavigan or Geoghegan. === Proper noun === Gahagan (plural Gahagans) A surname from Irish. ==== Statistics ==== According to the 2010 United States Census, Gahagan is the 16125th most common surname in the United States, belonging to 1795 individuals. Gahagan is most common among White (91.87%) individuals. === Further reading === Hanks, Patrick, editor (2003), “Gahagan”, in Dictionary of American Family Names, volume 2, New York: Oxford University Press, →ISBN, page 4.