John Stanley (KG)

Arms of Stanley: Argent, on a bend azure three buck's heads cabossed or
Arms of Sir John Stanley, KG, quartering arms of King of Mann

Sir John Stanley, KG (c. 1350–1414) of Lathom, near Ormskirk in Lancashire, was Lord Lieutenant of Ireland and titular King of Mann, the first of that name. He married a wealthy heiress, Isabel Lathom, which, combined with his own great abilities, allowed him to rise above the usual status of a younger son.