This is a list of surnames in which the categories include kings.
KavanaghIrish Derived from the Irish Gaelic name Caomhánach, which means "a student of saint Caomhán". It was the name used by a 12th-century king of Leinster, Domhnall Caomhánach, the eldest son of the historic Irish king Diarmait Mac Murchada.
KhanUrdu, Pashto, Bengali From a title meaning "king, ruler", probably of Mongolian origin but used in many languages.
KingEnglish From Old English cyning"king", originally a nickname for someone who either acted in a kingly manner or who worked for or was otherwise associated with a king. A famous bearer was the American civil rights leader Martin Luther King Jr. (1929-1968).