Hjálmar Jónsson may refer to:
Hjálmar Jónsson (1796–1875), poet a.k.a. Bólu-Hjálmar Hjálmar Jónsson (footballer) (born 1980) Rev. Hjálmar Jónsson (priest), pastor of the parish of Reykjavík Cathedral and former member of the Alþingi
See also: Hjalmar Johansson (1874–1957), Swedish swimmer
fr:Hjálmar Jónsson