Dark warrior
Derived from the Gaelic name Donnchadh, composed of the elements 'donn' meaning brown or dark and 'cath' meaning battle or warrior. It was the name of two 11th-century Scottish kings, including the one famously depicted in Shakespeare's Macbeth.
Less common today
Duncan isn't in the latest US Top 1000. It last peaked at #378 in 1997.
US births per 5-year period, 1990–present (SSA data).
11th-century King of Scotland
British film director and son of David Bowie
Grammy and Tony-winning singer-songwriter
Swordmaster of House Atreides · Dune
Former U.S. Representative from California
NBA player for the Miami Heat