Family name Céile (Ceilidh 
, Kelleher 
, Céile) , in all the world, is a common last name. The surname Céile is habitual in Ireland, where it is quite a common surname, Australia, where it is quite a rare surname, and New Zealand. Measured by absolute frequency, it is the most numerous in the United States, Ireland, and the United Kingdom. Much less frequently, Céile is the forename as well as the last name.