Likely a modern variant of Lawrence, meaning from Laurentum.
Larrion is a rare modern American name, likely created as a rhythmic variation of Larry or Lawrence. As a derivative of Lawrence, it shares the etymological root of the laurel tree, which symbolized victory and honor in ancient Rome.
Less common today
Larrion isn't in the latest US Top 1000. It last peaked at #7,114 in 1999.
US births per 5-year period, 1990βpresent (SSA data).