The Diocese of Bunbury is a Latin Church ecclesiastical jurisdiction or diocese of the Catholic Church in Australia.

It is a suffragan in the ecclesiastical province of the metropolitan Archdiocese of Perth.

The Diocese of Bunbury was established in 1954, and covers the South West and Great Southern regions of Western Australia.

The following men have been Bishop of Bunbury:[1] The diocese is divided into three separate deaneries that administer individual parishes:[3] In 2003 Adrian Richard Van Klooster, a Catholic priest, pleaded guilty to four counts of indecently dealing with children under the age of 13 and was found with child pornography on his computer.

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