Surname Cianán (Kenan 
, Keenan 
, Cianán ) , across the world, is a common last name. The cognomen Cianán is habitual in Ireland, where it is quite a common surname, British Virgin Islands, and New Zealand (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in the United States, the United Kingdom, and Ireland. More prevalently, Cianán is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kenan | Bosnia and Herzegovina, United Kingdom, Azerbaijan, Turkey, United States |
| Keenan | United Kingdom, Ireland, Australia, Turkey, United States |
| Cianán | Ireland |