Ljubo is a given name. Notable people with the name include:
Ljubo Babić (1890–1974), Croatian painter
Ljubo Benčić (1905–1992), Croatian and Yugoslav football player
Ljubo Boban (1933–1994), Croatian historian
Ljubo Ćesić Rojs (born 1958), Croatian general and right-wing politician
Ljubo Čupić (1913-1942), Montenegrin communist and war hero
Ljubo Germič (born 1960), Slovenian politician and a member of the Slovenian National Assembly
Ljubo Jurčić (born 1954), Croatian economist and former Croatian Minister of the Economy
Ljubo Miličević (born 1981), Australian football (soccer) player
Ljubo Miloš (1919–1948), official of the Croatian World War II regime
Ljubo Sirc CBE (born 1920), British-Slovene economist and famous dissident of the former Yugoslavia
Ljubo Vukić (born 1982), Croatian handball player
Ljubo Wiesner (1885–1951), Croatian poet