James, Jim, or Jimmy Duncan may refer to:

• James Duncan (Pennsylvania politician) (1756–1844), American politician from Pennsylvania
• James Duncan (MP for Barrow-in-Furness) (1858–1911), British lawyer and Liberal politician
• James H. Duncan (1793–1869), American politician from Massachusetts
• James Hastings Duncan (1855–1928), British Liberal Member of Parliament for Otley, 1900–1918
• Jim Duncan (Alaska politician) (born 1942), former Speaker of the Alaska House of Representatives, congressional candidate
• Jimmy Duncan (politician) (born 1947), American politician from Tennessee
• Sir James Duncan, 1st Baronet (1899–1974), British politician

• James Duncan (discus thrower) (1887–1955), American athlete
• James Duncan (football left-back) (fl. 1878–1882), Scottish footballer (Alexandra Athletic, Rangers and Scotland)
• James Duncan (football outside left) (fl. 1890–1893), Scottish footballer (Sheffield United)
• James Duncan (basketball) (born 1977), basketball coach
• Jamie Duncan (born 1975), American football linebacker
• Jim Duncan (baseball) (1871–1901), American catcher and first baseman in Major League Baseball
• Jim Duncan (cornerback) (1946–1972), American football player
• Jim Duncan (defensive end) (1924–2011), American football player and coach
• Jim Duncan (footballer) (born 1938), English professional footballer
• Jimmy Duncan (footballer, born 1930) (1930–2014), Scottish footballer
• Jimmy Duncan (rugby union) (1869–1953), New Zealand rugby union footballer, coach and referee

• James Duncan (art collector) (1834–1905), Scottish sugar refiner and philanthropist
• James Duncan (bishop) (1913–2000), Episcopal bishop in America
• James Duncan (missionary) (1813–1907), New Zealand missionary and Presbyterian minister
• James Duncan (musician) (born 1968), Canadian-born musician, improviser and house music producer
• James Duncan (surgeon) (1810–1866), Scottish surgeon and main manufacturer of chloroform in 19th century Britain
• James Duncan (union leader) (1857–1928), Scottish-American union leader
• James Duncan (United States Army officer) (1811–1849), American artillery officer of the Mexican–American War
• James Duncan (zoologist) (1804–1861), Scottish naturalist
• Jimmy Duncan (songwriter) (1927–2011), American songwriter
• James Elmslie Duncan (1822–1854), English Chartist poet, editor, writer, and activist
• James K. L. Duncan (1845–1913), American soldier and Medal of Honor recipient
• James Matthews Duncan (1826–1890), Scottish physician
• James Duncan (tailor), Scottish tailor and landowner

• Duncan James (born 1978), British singer with the band Blue
• Duncan James (disambiguation)
• All pages with titles beginning with James Duncan

Topics referred to by the same term

This disambiguation page lists articles about people with the same name.
If an internal link led you here, you may wish to change the link to point directly to the intended article.