John P. Fraser[1] MPP (born c. 1958) is a Canadian politician who served as the interim leader of the Ontario Liberal Party from June 2018 to March 2020, and from August 2022 to December 2023.

According to his biography, "he spearheaded the Our Children, Our Hospital campaign to save the Cardiac Care Unit at CHEO and organized a fundraiser which raised $20,000 for the Heron Road Emergency Food Bank, [and] for a number of years, he served as a palliative care volunteer at the General Campus of the Ottawa Hospital and as a coach to the Canterbury Mustangs Football Team."

[5] As the parliamentary assistant, Fraser led the development of a comprehensive strategy for palliative and end-of-life care in Ontario, including a $75 million investment.

[6] In March 2018, Fraser was part of an announcement to deliver $105 million investment in CHEO to improve mental health and special needs services for children.

[7] As MPP, Fraser led an initiative that would ensure all children have their vision tested before entering senior kindergarten as well as introducing legislation aimed at protecting vulnerable workers and increasing transparency in government.