James Flint may refer to:

• James Flint (merchant) (1720-?), 18th century British diplomat and merchant
• James Flint (1733–1810), Scottish surgeon, co-founder of the Royal Society of Edinburgh
• James Flint (architect) (1862–1894), Australian architect
• James Flint (RAF officer) (1913–2013), British businessman and officer
• Bruiser Flint (James Flint, born 1965), American basketball coach
• James Flint (novelist) (born 1968), British novelist
• Captain Flint, a fictional character, created by Robert Louis Stevenson
• Captain James Flint, a fictional character in the Swallows and Amazons series of books