Barthélemy de Chasseneuz (1480–1541) was a French jurist. His name has also been recorded as Cassaneus Bertalan, Bartholomaeus Cassaneus, Bartholomäus Cassaneus, Barthelemy de Chassenée, de Chassaneo, Bartholm Chasseneux, Chassanæus, Chassanaeus, Hassanaus, or Bartholomew Cassaneus.