See also the related category celtic.
Keathen is not regularly used as a baby name for boys. It is not listed in the top 1000 names. In 2018, within the group of boy names directly linked to Keathen, Keith was the most frequently used.
Baby names that sound like Keathen include Kadan, Kaethan, Kaethen, Kaithan, Kaithen, Kaithon, Kathan (English), Kathen, Kathon, Kaythan, Kaythen, Keaten, Keatin, Keatton, Keatun, Kedam, Keeten, Keethan, Keeton, and Keitan.