James McCarthy
James McCarthy may refer to:
- James McCarthy (bishop), Bishop of Galloway, Scotland
- James McCarthy (footballer), Ireland international footballer
- James McCarthy (Gaelic footballer), player for Dublin and Ballymun Kickhams
- James McCarthy (oceanographer), Harvard professor of biological oceanography
- James McCarthy (rugby union),, Welsh rugby union player
- James McCarthy (sociologist), president of Suffolk University in Boston, Massachusetts
- James McCarthy (surveyor), Irish surveyor who mapped the boundaries of Siam in the 19th century
- James F. McCarthy (coach), American college football coach
- James Francis McCarthy, American Roman Catholic bishop
- James P. McCarthy, U.S. Air Force general
- James William McCarthy, U.S. federal judge
- James Joseph McCarthy, Irish architect
- Babe McCarthy, American basketball coach
- Sir James McCarthy, governor of Cape Coast Castle in West Africa
- James McCarthy, villain of the Sherlock Holmes story ''The Boscombe Valley Mystery''