The Ukrainian National Choir 'Boyan', also known as the Ukrainian Musical Society "Boyan", was a Ukrainian choir, based in Sydney, Australia. Formed in 1951 by Ukrainian immigrants it operated until the 1990s under the leadership of various conductors. Initially a male choir, it later changed to a mixed choir, and also had an accompanying Ukrainian folk dance ensemble. It performed at a number of venues in Australia, including at the Sydney Opera House, as part of the Shell National Folkloric Festivals.
Please note: not to be confused with many other choirs with the name "Boyan" (Боян) in Canada, Ukraine and elsewhere.