Peter James Wallace (born 16 October 1985) is a former professional rugby league footballer who played for the Penrith Panthers and Brisbane Broncos in the NRL. A New South Wales State of Origin and Scotland international representative, Wallace began his career playing as a halfback but later moved to hooker. He announced his immediate retirement following a string of injuries on 12 June 2018. He now works as an assistant coach for the Penrith Panthers.
On 12 June 2018, Peter Wallace announced his retirement from the NRL effective immediately. The Panthers released a statement in which general manager Phil Gould praised the 32-year-old for his "incredibly selfless act". Gould also revealed Wallace had played the last two seasons with no anterior cruciate ligament (ACL) after a failed knee reconstruction. Wallace joined Penrith's coaching staff immediately as he transitioned into life after playing.