James Dempsey
James Dempsey is the name of the following people:
- James Dempsey (builder) (1802–1838), Australian builder
- James Dempsey (Politician, 1887) ( James Shannon Dempsey ; 1887–1955), Canadian politician
- James Dempsey (politician, 1917) (1917–1982), Scottish politician
- James Dempsey (poker player) (born 1983), British poker player
- James Dempsey (Hurler) (born 1989), Irish hurler