Lloyd Stuart Swanton (born 14 August 1960, Sydney) is an Australian jazz double bassist/bass guitarist and composer, based in Sydney. Swanton was a member of Dynamic Hepnotics in 1986 and co-founded jazz trio The Necks in 1987 with Chris Abrahams and Tony Buck.
In 1987 he co-founded jazz trio The Necks with Chris Abrahams on keyboards and Tony Buck on drums. In 1991 he formed his own group, The catholics. He has performed solo improvisation concerts on double bass. Swanton has performed with The Benders, Clarion Fracture Zone, Sydney Symphony, Vince Jones, Alpha Centauri Ensemble, the Mighty Reapers, the Seymour Group, Tim Finn, Stephen Cummings and Wendy Matthews. He is also a long-serving member of the Bernie McGann Trio and the Bernie McGann Quartet.
As well as music for his own bands, Swanton has composed several film soundtracks. Swanton hosts the radio show Mixed Marriage on Eastside Radio in Sydney, a weekly program looking at crossings of jazz with other musical styles.
- McFarlane, Ian (1999). "Whammo Homepage". Encyclopedia of Australian Rock and Pop. St Leonards, NSW: Allen & Unwin. ISBN 1-86508-072-1. Retrieved 8 February 2010. Note: Archived [on-line] copy has limited functionality.
- Spencer, Chris; Zbig Nowara, Paul McHenry with notes by Ed Nimmervoll (2002) . The Who's Who of Australian Rock. Noble Park, Vic.: Five Mile Press. ISBN 1-86503-891-1.  Note: [on-line] version established at White Room Electronic Publishing Pty Ltd in 2007 and was expanded from the 2002 edition.
- "Swanton, Lloyd (Stuart)". Encyclopedia of Jazz Musicians. jazz.com. Retrieved 21 February 2010.
- McFarlane 'Dynamic Hepnotics' entry. Retrieved 21 February 2010.
- McFarlane 'Chris Abrahams' entry. Retrieved 21 February 2010.
- Spencer et al, (2007) NECKS, THE entry. Retrieved 21 February 2010. Note: he is named Loyd [sic] Swanton here.
- Spencer et al, (2007) Swanton, Lloyd entry. Retrieved 21 February 2010.
- "Who's who of Australian rock / compiled by Chris Spencer, Zbig Nowara & Paul McHenry". catalogue. National Library of Australia. Retrieved 21 February 2010.
- Swanton, Lloyd (Stuart) biography at jazz.com