DUNCAN

Shakespeare's fictional king of Scotland in Macbeth (6)

Solution has appeared in 2 crosswords (1 across and 1 down):

• Quick crossword No 16,582 — 2023-06-28 23:00:37
  8A: Macbeth's victim (6)
• Quick crossword No 15,829 — 2021-01-30 00:00:53
  4D: Shakespeare's fictional king of Scotland in Macbeth (6)