Halla is a feminine given name and a surname. Notable people with the name include:
Given name First name Halla Margrét Árnadóttir (born 1964), Icelandic singer Halla Bouksani (born 2000), Algerian badminton player Halla Diyab, Libyan-born British screenwriter Halla Gunnarsdóttir (born 1981), Icelandic politician and journalist Halla Pai Huhm (1922–1994), Korean American dancer Halla Mohieddeen (born 1979), Lebanese British journalist and television presenter Halla Tómasdóttir (born 1968), president of Iceland since 2024 Halla Vilhjálmsdóttir (born 1982), Icelandic actress and singer
Middle name Arndís Halla Ásgeirsdóttir (born 1969), Icelandic opera singer Freydís Halla Einarsdóttir (born 1994), Icelandic ski racer
Surname John Halla (1884–1947), American baseball player Joseph Halla (1814–1887), Czech Austrian physician Martin Halla (born 1988), Norwegian singer Paul Halla (1931–2005), Austrian football player
See also Halla, the main character of the 2018 fantasy novel Swordheart