From the Greel θέμιστος (themistos) "of the law, of customs" and κλέος (kleos) "glory". Means "glory of the law".
Themistokles, Themistoklis, Themistokleus
The name THEMISTOKLIS belongs to 29 from the 46314 users of our facebook application (from 2009 to 2012) and they consist the 0.06% of these users.