What does the name Gallagher mean? The meaning of the name Gallagher is Descendant Of The Lover Of Foreigners. The origin of the name Gallagher is Irish. This is the culture in which the name originated, or in the case of a word, the language.
People who like the name Gallagher also like: Declan
, Graham Eleanor
Name Notes: Gaelic surname. Gallagher, comedian.