Queens·ber·ry 
(kwēnzbĕr′ē, -bə-rē), Eighth Marquis of. Title of John Sholto Douglas. 1844-1900.
(kwēnzbĕr′ē, -bə-rē), Eighth Marquis of. Title of John Sholto Douglas. 1844-1900. British aristocrat who publicly promoted the Marquis of Queensbury rules (1867) to govern boxing.