This strait entering the Aegean may be named for Troy's founder, Dardanus
[DOC] [TLE] Page 53  Richmond Times-Dispatch 4 April 1915  Virginia ... [PAR] Achilles' Tomb Ancient Troy The Hellespont The Aegean Sea Tenedos," Abyrlos 
... the first king of the Troad, that part of Asia lying Immediately south of the strait.