411 REFERENCE · Wiktionary
Gallahan
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
Probably a variant of en Galligan.
Proper noun
s
en Irish.
Statistics
According to the 2010 United States Census, Gallahan is the 40800th most common surname in the United States, belonging to 535 individuals. Gallahan is most common among White (93.27%) individuals.
Further reading