Bell (surname) of "Isobel". In some cases, the surname originates from a nickname, or descriptive name, derived from the Old French "bel" ("beautiful", "fair"). In other cases, the surname "Bell" represents an English form of the Gaelic surname "Mac Giolla Mhaoil" ("son of the servant of the devotee"). In some cases, the surname is derived from placenames in Norway (Bell) and Germany (Bell in Rhineland; and possibly Belle, in Westphalia). The surname Bell is also sometimes an Anglicized form of the German "Böhl" or "Böll". Early attested forms of the surname when of a patronymic origin include: Ailuuardus ""filius Belli"", in 1086;
McKinley (surname) nickname given the deposed MacDunleavy dynasty royals while exiled in Tirconnell and elsewhere. Being, also, one of Ireland's ancient hereditary medical families, the MacDunleavy (variant English spelling MacDonlevy) were in Tirconnell accorded the high Gaelic status of "ollahm leighis" or the official physicians to the O'Donnell clan in County Donegal and practiced as physicians while exiled in Argyll, Scotland. The nickname was Mac an Leigh. Per this scenario the Gaelic language patronymic forming prefix "Mac" (meaning "descended of") is joined to the Gaelic language "Léigh" meaning leech, but denoting a physician. Leeching (medical) having been for millennia, in Gaelic Ireland