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- Jack Davenport (born 1973), British actor
- Jack A. Davenport (1931–1951), United States Marine Medal of Honor recipient
- James Davenport (clergyman) (1716–1757), American clergyman
- James Davenport (Connecticut congressman) (1756–1797), American lawyer and politician
- James Davenport (professor) (born 1953), British computer scientist
- Jean Margaret Davenport (1829–1903), Anglo-American actress
- Jessica Davenport (born 1985), American basketball player
- Jim Davenport (born 1933), former American baseball player
- John Davenport (Puritan) (1597–1670), Puritan clergyman and one of the founders of New Haven, Connecticut
- John Davenport (porn star), American pornographic actor
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