Šinkov Turn was attested in written sources in 1314 as von den Turen. The village is named after a castle that was built in 1240, the ruins of which are still visible today. The name Turn is used for several castles in Slovenia. It is derived from the worldturen 'tower', borrowed from Middle High Germanturn 'tower'. The epithetŠinkov is derived from an early owner, a Baron Šenk, and distinguished the castle from other castles named Turn.