James Chalmers

James Chalmers may refer to:


 * James Chalmers (loyalist) (c. 1730–1806), Scottish-born Loyalist officer from Maryland in the American Revolutionary War
 * James Chalmers (inventor) (1782–1853), Scottish inventor of the adhesive postage stamp
 * James Ronald Chalmers (1831–1898), American politician
 * James Chalmers (missionary) (1841–1901), Scottish-born missionary to New Guinea
 * James Chalmers (actor) (born 1974), British actor
 * James Chalmers (footballer) (1877–?)