McCoy and Galloglass are both Anglicisations of terms from what language?
Gallowglass The gallowglasses (also spelt galloglass, gallowglas or galloglas; from Irish: "gall óglaigh" meaning foreign warriors) were a class of elite mercenary warriors who were principally members of the Norse-Gaelic clans of Scotland between the mid 13th century and late 16th century. As Scots, they were Gaels and shared a common background and language with the Irish, but as they had intermarried with the 10th century Norse settlers of western Scotland, the Irish called them "Gall Gaeil" ("foreign Gaels").
McGorman McGorman is a surname. It is an Anglicised form of the Gaelic "Mac Gormáin", meaning "son of "Gormán"". The personal name "Gormán" is derived from the diminutive of "gorm", meaning "dark blue", "noble".