The Oxford Names Companion, OUP "Scottish Forenames" - Donald Whyte, FGH, FSG
Chambers Dictionary [2003]
Notes:
Irish; Anglicized form of Cnochúr, the modern derivative of the very ancient Celtic name Conchobhar meaning either "high desire" [Whyte] or "lover of hounds" [ONC/Chambers].
Thanks to Donald Whyte who provided much of the initial information for this site.