John Anthony William Gardner is a former Australian Liberal politician who represented the seat of Morialta in the South Australian House of Assembly from 2010 until retiring from politics at the 2026
John Gardner, South Australia, 2018
Vincent Tarzia
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Vincent Anthony Tarzia is an Australian former politician who served as the leader of the Opposition in South Australia and the leader of the South Australian Liberal Party from 2024 to 2025. He was t
John Gardner (Australian politician)
…The Honourable John Gardner Deputy Leader of the Opposition in South Australia In office 19 April 2022 – 18 December 2024 Leader David Speirs Vincent Tarzia Preceded by Dan van Holst Pellekaan Succeeded by Josh Teague Deputy Leader of the South Australian Liberal Party In office 19 April 2022 – 18 December…
Tarzia at the National War Memorial in 2025
Tarzia's name inscribed on the Speakers of the House of Assembly plaque at Parliament House, Adelaide, in May 2026
(L–R) Tarzia, Anne Ruston and Nicola Centofanti at a wreath-laying ceremony during Remembrance Day at the National War Memorial in November 2025