Jake Barnes An American veteran of World War I who lives and works as a journalist in Paris during the 1920s.
Robert Cohn A young American novelist living in Paris at the same time. Unlike Jake, Cohn did not fight in the war.
Brett, Lady Ashley An Englishwoman loved by Jake who loves him in turn. She worked in a military hospital during World War I.
Bill Gorton Jake's good friend, a writer who did not serve in the war but may have covered it as a correspondent.
Mike Campbell Brett's fiancé, an alcoholic Scotsman and war veteran.
Pedro Romero An attractive young matador who shows great promise in the bullring.
Frances Clyne Robert Cohn's American fiancée.
Count Mippipopolous A wealthy, older Greek nobleman who escorts Brett around Paris.
Harris An Englishman who joins Jake and Bill for games of bridge during their fishing vacation.
Georgette Hobin A Parisian prostitute picked up by Jake, who joins him for dinner and dancing afterward.
Harvey Stone A writer and a friend of Jake in Paris.
Montoya A hotelier in the town of Pamplona, in Spain's Basque country.
Edna A young American woman picked up by Bill during the fiesta of San Fermin in Pamplona.