Peter Matthew Siddle (born 25 November 1984) is an Australian cricketer. He is a specialist right-arm fast-medium bowler who currently plays for Tasmania in first-class and List A cricket and for the Adelaide Strikers in the Big Bash League. He has played Test cricket for Australia over an eight-year period from 2008 to 2016, before being recalled for the Test series against Pakistan in 2018. Peter Siddle retired from International cricket in December 2019. Siddle announced his international retirement, effective immediately on 29 December 2019.