| Agency Name: | Greater Southern Area Health Service |
| Formed: | January 2005 |
| Preceding1: | Southern Area Health Service and Greater Murray |
| Dissolved: | 31 December 2010 |
| Superseding: | Murrumbidgee Local Health Network and Southern NSW Local Health Network |
| Headquarters: | Queanbeyan, New South Wales |
| Minister1 Name: | John Della Bosca |
| Minister1 Pfo: | Minister for Health |
| Minister2 Pfo: | (etc.) |
| Chief1 Name: | Heather Gray |
| Chief1 Position: | Chief Executive |
| Parent Agency: | New South Wales Department of Health |
| Website: | www.gsahs.nsw.gov.au |
Greater Southern Area Health Service, abbreviated GSAHS, was formed in January 2005 from the amalgamation of the former Greater Murray Area Health Service and Southern Area Health Service. It was a statutory body of the Government of New South Wales, operating under the NSW Department of Health, charged with the provision of public health services in southern New South Wales. The head office of GSAHS was located in Queanbeyan.