Rachel Siewert Former Senator for WA (2004-2021) Richard Di Natale Former Senator for Victoria (2011-2020) Lee Rhiannon Former Senator for New South Wales (2011-2018) Andrew Bartlett Former Senator for Queensland (2017-2018) Scott Ludlam Former Senator for Western Australia (2008-2017) Robert Simms Former Senator for South Australia (2015-2016) Christine Milne Former Senator for Tasmania (2005-2015) Penny Wright Former Senator for South Australia (2011-2015) Bob Brown Former Senator for Tasmania (1996-2012) Kerry Nettle Former Senator for New South Wales (2002-2008) Michael Organ Former Member for Cunningham (2002-2004) Dee Margetts Former Senator for Western Australia (1993-1999) Christabel Chamarette Former Senator for Western Australia (1992-1996) Jo Vallentine Former Senator for Western Australia (1985-1992)
