Keelan Family History
Keelan Name Meaning
Irish: reduced form of Keelahan, an Anglicized form of Gaelic Ó Céileacháin, from céileachán, a diminutive of céile ‘companion’. Welsh: habitational name for someone from any of various townships called Cilan, especially one in Llanfair Dyffryn Clwyd, Denbighshire.
Source: Dictionary of American Family Names ©2013, Oxford University Press