James, Jim, or Jimmy Martin may refer to:
Academics
James Cullen Martin (1928–1999), American chemist
James E. Martin (1932–2017), president of the University of Arkansas and Auburn University
James Kirby Martin (1943–2024), American historian
James R. Martin II (c. 1826–1895), chancellor of North Carolina A&T State University
Actors, musicians, and other performers
Jimmy Martin (1927–2005), American bluegrass musician
James Martin (Irish actor), Northern Irish actor from Oscar winning An Irish Goodbye
James Martin (Scottish actor) (1931–2025), Scottish actor on Still Game
James R. Martin (born 1951), American producer and director of documentaries Wrapped In Steel and Fired-up!
Jim Martin (musician) (born 1961), American guitarist formerly with Faith No More
Jim Martin (puppeteer) (born 1960), American puppeteer on Sesame Street
James and Tom Martin (born 1977), English twin musicians
Charra Tea, Northern Irish drag queen born James Martin
Judges and lawyers
James Martin (attorney), U.S. attorney in Missouri
James Martin (premier) (1820–1886), solicitor, three times Premier of the colony of New South Wales, then Chief Justice of NSW for 13 years
James Loren Martin (1846–1915), U.S. federal judge
James Robert Martin Jr. (1909–1984), U.S. federal judge
Military figures
James Green Martin (1819–1878), Civil War Confederate brigadier general
James Martin II (1826–1918), American Medal of Honor recipient
James Fitzgerald Martin (1876–1958), officer of the British Army
Jim Martin (Australian soldier) (1901–1915), youngest Anzac to serve at Gallipoli
James Stewart Martin (author), United States Department of Justice official in Germany after World War II
James Martin (British Army officer) (born 1973)
Politicians
Australian politicians
Sir James Martin (premier) (1820–1886), three times Premier of the colony of New South Wales, then Chief Justice of NSW for 13 years
James Martin (South Australian politician) (1821–1899), engineer and politician of Gawler, South Australia
James Martin (New South Wales politician, born 1850) (1850–1898), member of the New South Wales Legislative Assembly for South Sydney and Sydney-Bligh
James Martin (Queensland politician) (born 1981), Queensland politician (elected 2021)
Canadian politicians
James Morris Martin (1845–1902), Canadian politician
Irish politicians
James Martin (Irish politician) (1905–1969), Fianna Fáil Senator from 1965 to 1969
United Kingdom politicians
James Martin (1738–1810), British banker and politician who sat in the House of Commons for 31 years from 1776 to 1807
James Martin (1807–1878), British Liberal Party politician and banker
James Martin (trade unionist) (1850–1933), British trade unionist and politician
United States politicians
James Stewart Martin (congressman) (1826–1907), U.S. representative from Illinois
Jimmy Martin (politician) (1938–2019), American politician from Alabama
James D. Martin (1918–2017), U.S. Representative from Alabama
Jimmy Leawood Martin (born 1934), American politician in South Carolina
James G. Martin (born 1935), North Carolina governor
Jim Martin (Georgia politician) (born 1945), member of the Georgia House of Representatives
James Martin (Maine politician) (born 1965), member of the Maine House of Representatives
James Martin (mayor), Republican mayor of Ansonia, Connecticut, 1969–1971
James Martin (South Carolina politician) (died 1868), member of the South Carolina House of Representatives
Clergy
James S. Martin (evangelical minister) (fl. 1913–1914), American anti-Mormon preacher
James J. Martin (priest) (born 1960), American Jesuit priest and writer
James A. Martin (1902–2007), American Jesuit priest
Sportspeople
James Martin (Australian cricketer) (1851–1930), Australian cricketer
James Martin (Scottish cricketer) (1901–1988), Scottish cricketer and administrator
Jim Martin (Australian footballer) (1884–1940), Australian rules player at multiple clubs
James Martin (footballer, born 1893) (1893–1940), Scottish footballer