James Ewing

James Ewing may refer to:
 * James Ewing (pathologist) (1866–1943), American pathologist and oncologist
 * James D. Ewing (1917–2002), American newspaper publisher, government reform advocate and philanthropist
 * James Eugene Ewing, American evangelist associated with St. Matthew's Churches
 * James Caruthers Rhea Ewing (1854–1925), American missionary to India
 * James Alfred Ewing (1855–1935), Scottish physicist and engineer
 * James Arthur Ewing (1916–1996), 40th Governor of American Samoa
 * James Ewing (Pennsylvania politician) (1736–1806), American colonial-era politician
 * James Ewing (MP) (1784–1852), Member of Parliament for Wareham, 1830–1831
 * James Ewing of Strathleven (1775–1853), Member of Parliament for Glasgow, 1832–1835 and co-founder of the Glasgow Necropolis
 * James Stevenson Ewing (1835–1918), American lawyer and diplomat