Sclavonia may refer to: Sclavonia, archaic English (via Latin) designation for the region of Slavonia, now part of Croatia Sclavonia, archaic English (via Latin) designation for the region of Scalovia, in former Prussia Occasionally, parts of the Kingdom of Hungary (Upper Hungary), inhabited by Slovaks In general, a common Latin designation for various regions inhabited by Sclavoni (Slavs) See also Sclavi (disambiguation) Sclavia (disambiguation) Slavia (disambiguation) Slavija (disambiguation)