On the other hand, for many German brand names (Adidas, Braun, Bayer, etc.), the English or American pronunciation has become the accepted way to refer to the company or its products. In German, Braun is pronounced like the English word brown (same for Eva Braun, by the way), not BRAWN.
Irish Meaning: The name Gallagher is an Irish baby name. In Irish the meaning of the name Gallagher is: Surname. Gaelic Meaning: The name Gallagher is a Gaelic baby name.
Origins of the Gallagher Surname. It is quite possible for two people with the Gallagher last name to have been given that surname for entirely different reasons. Discovering the country from which your Gallagher ancestors originated can often yield additional clues for the meaning of the surname.