Cardigan
来自Big Physics
mid 19th century (Crimean War): named after James Thomas Brudenel, 7th Earl of Cardigan (1797–1868), leader of the Charge of the Light Brigade, whose troops first wore such garments.
wiktionary
Named after British military commander James Thomas Brudenell, 7th Earl of Cardigan. For the surname, see Cardigan.
etymonline
cardigan (n.)
"close-fitting knitted woolen jacket or waistcoat," 1868, from James Thomas Brudenell (1797-1868), 7th Earl of Cardigan, English general distinguished in the Crimean War, who set the style, in one account supposedly wearing such a jacket while leading the Charge of the Light Brigade at Balaclava (1854). The place name is an Englishing of Welsh Ceredigion, literally "Ceredig's land." Ceredig lived in the 5th century.