John Bonython

• John Langdon Bonython, Australian editor, philanthropist, politician and journalist, Langdon Bonython
• John Lavington Bonython, Australian publisher and Lord Mayor of Adelaide, son of Langdon Bonython, a.k.a. Lavington Bonython
• John Langdon Bonython (1905–1992), South Australian businessman, grandson of Langdon Bonython, son of Lavington Bonython