James Dempsey

James Dempsey may refer to:


 * James Dempsey (Scottish politician) (1917–1982)
 * James Shannon Dempsey (1887–1955), Canadian politician in the Legislative Assembly of Ontario
 * James Dempsey (poker player), English professional gambler
 * James Dempsey (builder) (1768–1838), Australian pioneer
 * James Dempsey (hurler) (born 1989), Irish hurler
 * James C. Dempsey, United States Navy submarine commander