Resolute protector or strong-willed warrior
Lliam is a rare spelling variation of Liam, which is the Irish short form of William. It is derived from the Germanic name Willahelm, combining elements meaning 'will' or 'desire' and 'helmet' or 'protection'.
Less common today
Lliam isn't in the latest US Top 1000. It last peaked at #2,840 in 2013.
US births per 5-year period, 1990βpresent (SSA data).