{{Infobox country|conventional_long_name=Južnoafriška unija|year_representative2=1959–1961 (zadnji)|leader1=[[Jurij V.]]|leader2=[[Edvard VIII.]]|leader3=[[Jurij VI.]]|leader4=[[Elizabeta II.]]|year_leader1={{nowrap|1910–1936 (prvi)}}|year_leader2=1936|year_leader3=1936–1952|year_leader4=1952–1961 (zadnji)|title_representative={{nowrap|[[Governor-General of South Africa|Governor-General]]}}|representative1={{nowrap|[[Herbert Gladstone, 1st Viscount Gladstone|Viscount Gladstone]]}}|representative2=[[Charles Robberts Swart|C. R. Swart]]|year_representative1=1910–1914 (prvi)|title_deputy=[[Prvi minister Južne Afrike|Prvi minister]]|government_type=[[UnitaryUnitarna statedržava|UnitaryUnitarna]] [[parliamentaryparlamentarna]] [[constitutionalustavna monarchymonarhija]]|deputy1=[[Louis Botha]]|deputy2=[[Hendrik Verwoerd]]|year_deputy1=1910–1919 (prvi)|year_deputy2=1958–1961 (zadnji)|legislature=[[Parlament Južne Afrike|Parlament]]|house1=[[Senat Južne Afrike|Senat]]|house2=[[HouseDržavni ofzbor AssemblyJužne of South AfricaAfrike|House ofDržavni Assemblyzbor]]|currency=[[Južnoafriški funt]] (1910–61), [[Južnoafriški rand]] (1961)|today=[[Namibija]]<br />[[Južna Afrika]]|flag_s2=Flag_of_South_Africa_(1928–1994).svg|s2=South West Africa|p6=German South West Africa|title_leader=[[Monarhija Južne Afrike|Monarh]]|capital=[[Cape Town]] (zakonodajno)<br />[[Pretoria]] (upravno)<br />[[Bloemfontein]] (sodno)<br />[[Pietermaritzburg]] (arhivsko)|native_name={{native name|nl|Unie van Zuid-Afrika}}<br />{{native name|af|Unie van Suid-Afrika}}|flag_p1=Flag of the Cape Colony 1876-1910.svg|year_start=1910|date_start=31. Maymaj|event_start=[[SouthJužnoafriški Africazakon Actiz leta 1909|UnionUnija]]|year_end=1961|date_end=31. Maymaj|event1=[[1960Južnoafriški Southrepubliški Africanreferendum republic referendum1960|Referendum]]|date_event1=5. Octoberoktober 1960|event_end=[[SouthJužnoafriška Africanustava Constitutioniz ofleta 1961|RepublicRepublika]]|p1=Kapska kolonija|p2=Natalska kolonija|p3=Kolonija Oranžne reke|p4=Transvalska kolonija|flag_p2=Flag of the Natal Colony 1875-1910.svg|anthem="[[God Save the Queen#South Africa|God Save the King]]" (1910–52); "God Save the Queen" (1952–57){{efn|Remained the royal anthem until 1961.}}<br /><center>[[File:United_States_Navy_Band_-_God_Save_the_Queen.ogg|God Save the King / Queen]]</center><br />"[[Die Stem van Suid-Afrika]]" (1938–61)<ref name=NYT1938>{{cite web|url=https://www.nytimes.com/1938/06/03/archives/south-africa-will-play-two-anthems-hereafter.html|title=South Africa Will Play Two Anthems Hereafter|date=3 June 1938|work=The New York Times|location=New York|access-date=31 October 2018|page=10}}</ref><br/>({{Lang-en|"The Call of South Africa"}})<br /><center>[[File:"Die Stem van Suid-Afrika" performed at the White House in 1994.oga]]</center>|flag_p3=Flag of Orange River Colony.svg|flag_p4=Flag of the Transvaal Colony 1904–1910.svg|largest_city=[[Johannesburg]]<ref>{{cite web|url=https://www.youtube.com/watch?v=iqtwdzPV7XI| archive-url=https://ghostarchive.org/varchive/youtube/20211030/iqtwdzPV7XI| archive-date=2021-10-30|title=The Union of South Africa, 1956|last=travelfilmarchive|date=8 November 2012|via=YouTube}}{{cbignore}}</ref><ref>{{cite web|url=https://www.youtube.com/watch?v=pdAgUgrc4qg| archive-url=https://ghostarchive.org/varchive/youtube/20211030/pdAgUgrc4qg| archive-date=2021-10-30|title=British Empire: The British Colony Of The Union Of South Africa 1956.|last=darren lennox|date=23 February 2017|via=YouTube}}{{cbignore}}</ref>|s1=South Africa|flag_s1=Flag_of_South_Africa_(1928–1994).svg|flag_type=[[Flag of South Africa (1928–1994)|Flag<br />(1928–1961)]]|image_flag=Flag_of_South_Africa_(1928–1994).svg|image_symbol=Coat of arms of South Africa (1932-2000).svg|symbol_type={{nowrap|[[Coat of arms of South Africa (1910–2000)|Coat of arms<br />(1932–1961)]]}}|alt_coat=Coat of arms of South Africa|image_map=Union of South Africa in its region.svg|image_map_caption=Union of South Africa with [[South West Africa]] shown as a hatched area ([[History of Namibia#South African rule|occupied in 1915]] and administered as 5th province of the Union under a C-mandate from the [[League of Nations]])|national_motto=''[[Ex Unitate Vires]]''<br />([[LatinIz language|Latin]] for "From Unityenotnosti, Strength"moč)|flag_p6=Reichskolonialflagge.svg
}}
'''Južnoafriška unija''' ({{Jezik-nl|Unie van Zuid-Afrika}};, {{Jezik-af|Unie van Suid-Afrika}} {{audio|Nl-UnionofSouthAfrica.ogg|izgovorjava}}) je bila zgodovinska predhodnica današnje [[Republika Južna Afrika|Republike Južne Afrike]]. Nastala je [[31. maj|31. maja]] [[1910]] z združitvijo [[Kapska kolonija|Kapske kolonije]], [[Natalska kolonija|Natalske]], [[Transvalska kolonija|Transvalske]] in [[Kolonija Oranžne reke|kolonije Oranžne reke]]. Vključevala je ozemlja, ki so bila prej del [[Transvalska republike|Transvalske republike]] in [[Svobodna država Oranje|Svobodne države Oranje]].
