List of NBL1 South champions

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The champion teams of the NBL1 South are determined annually by a grand final championship day hosted by Basketball Victoria. The grand final host venue was the State Basketball Centre in Melbourne in 2019, 2022 and 2023.{{cite web|last=Williams|first=Peter|url=https://central.rookieme.com/basketball/nbl1-mens-grand-final-preview-nunawading-spectres-vs-bendigo-braves/|title=NBL1 Men's Grand Final preview: Nunawading Spectres vs. Bendigo Braves|work=central.rookieme.com|date=17 August 2019|url-status=live|archive-url=https://web.archive.org/web/20230825090348/https://central.rookieme.com/basketball/nbl1-mens-grand-final-preview-nunawading-spectres-vs-bendigo-braves/|archive-date=25 August 2023|access-date=11 August 2024}}{{cite web|url=https://nbl1.com.au/news/nbl1-south-recap-or-womens-grand-final/south|title=NBL1 South Recap | Women's Grand Final|work=NBL1.com.au|date=3 September 2022|url-status=live|archive-url=https://archive.today/20230816023150/https://nbl1.com.au/news/nbl1-south-recap-or-womens-grand-final/south|archive-date=16 August 2023|access-date=16 August 2023}}{{cite web|url=https://nbl1.com.au/news/nbl1-south-recap-or-mens-grand-final/south|title=NBL1 South Recap | Men's Grand Final|work=NBL1.com.au|date=3 September 2022|url-status=live|archive-url=https://archive.today/20230816023142/https://nbl1.com.au/news/nbl1-south-recap-or-mens-grand-final/south|archive-date=16 August 2023|access-date=16 August 2023}}{{cite web|last=Pike|first=Chris|url=https://nbl1.com.au/news/nbl1-south-recap-or-womens-grand-final-2023/south|title=NBL1 South Recap | Women's Grand Final 2023|work=NBL1.com.au|date=12 August 2023|url-status=live|archive-url=https://archive.today/20230812153653/https://nbl1.com.au/news/nbl1-south-recap-or-womens-grand-final-2023/south|archive-date=12 August 2023|access-date=12 August 2023}}{{cite web|last=Pike|first=Chris|url=https://nbl1.com.au/news/nbl1-south-recap-or-mens-grand-final-2023/south|title=NBL1 South Recap | Men's Grand Final 2023|work=NBL1.com.au|date=12 August 2023|url-status=live|archive-url=https://archive.today/20230812153117/https://nbl1.com.au/news/nbl1-south-recap-or-mens-grand-final-2023/south|archive-date=12 August 2023|access-date=12 August 2023}} In 2024, the grand final host venue was Dandenong Stadium.{{cite web|last=Pike|first=Chris|url=https://nbl1.com.au/article/recap-nbl1-south-or-womens-grand-final|title=Recap NBL1 South {{pipe}} Women's Grand Final|work=NBL1.com.au|date=10 August 2024|url-status=live|archive-url=https://web.archive.org/web/20240811044230/https://nbl1.com.au/article/recap-nbl1-south-or-womens-grand-final|archive-date=11 August 2024|access-date=11 August 2024}}{{cite web|last=Pike|first=Chris|url=https://nbl1.com.au/article/recap-nbl1-south-or-mens-grand-final|title=Recap NBL1 South {{pipe}} Men's Grand Final|work=NBL1.com.au|date=10 August 2024|url-status=live|archive-url=https://web.archive.org/web/20240811044456/https://nbl1.com.au/article/recap-nbl1-south-or-mens-grand-final|archive-date=11 August 2024|access-date=11 August 2024}} The grand final host venue will return to the redeveloped State Basketball Centre in 2025.{{cite news |title=NBL1 South fixture released |url=https://nbl1.com.au/article/nbl1-south-fixture-released |access-date=9 December 2024 |work=nbl1.com.au |date=9 December 2024}}{{cite news |title=2025 NBL1 South Fixture Released |url=https://nbl1.com.au/article/2025-nbl1-south-fixture-released |access-date=9 December 2024 |work=nbl1.com.au |date=9 December 2024}}