is also of medieval origin, taken from the shortened version of William (Will) with the suffix "kin" added.

Variants

*Wilem, Awilemam (Koromfe)
*Weelum (Scots)
*Willum (Scots)
*Wilheaume (Medieval Walloon)
*Viliamu (Samoan)
*Viliami (Tongan)
*Whiriyamu (Karanga)