Caoch Ceise Ó Clúmháin, Gaelic-Irish poet, fl. 14th century. Caoch Cise was a member of the Ó Chlúmháin family of Connacht. Lambert McKenna ascribes to him poem XVII in , which praises and his wife, . The poem credits them with maintaining many poets and bards, also stating that the prince gets none of his princely renown without a princely portion accruing to Sadhbh.