Dédestapolcsány is a village in Borsod-Abaúj-Zemplén county, Hungary.

Dédes comes from a Slavic personal name Deduš derived from dědъ.

Dedus (1240).

[1] Tapolcsány comes from Slovak/Slavic Topoľčany (Slovak: topoľ - poplar tree, see also Topoľčany) or Tepličany (hot spring or stream, see also Tepličany, now a part of Družstevná pri Hornáde).

Tapolchan (1438).