- James Bay Treaty. see Treaties—James Bay Treaty (Treaty No. 9)
- James Birrell Neuroblastoma Research Fund
- Leal, 466–467
- James, Bob. see Energy—energy renewable projects—James, Bob case
- Japan
- Bisson, 3910
- Jay Lawrence and Bart Mackey Memorial Act (Highway Traffic Amendment), 2008 (Bill 74)
- Jennmar Corporation
- Ramsay, 3444
- Jevons, Alison. see Ontario Provincial Police (OPP)—disciplinary hearing against Alison Jevons and Ken MacDonald
- Job. see Employment
- Job action centres. see Ministry of Training, Colleges and Universities—job action centres
- Job creation. see Employment creation
- Job creation partnerships. see Ministry of Training, Colleges and Universities—Employment Ontario—job creation partnerships
- Job guarantee in return for government assistance. see AbitibiBowater—job guarantee in return for government assistance; Automobile industry—General Motors of Canada Ltd.—job guarantee in return for government assistance; Automobile industry—job guarantee in return for government assistance; Automobile parts industry—job guarantee in return for government assistance; Biotechnology industry—job guarantee in return for government assistance
- Job protection commissioner
- Jobs plan. see Manufacturing industry—jobs plan
- John Deere
- John, Susan. see Court cases/actions—Varughese, Saramma and Susan John (murder victims); Fatalities—Varughese, Saramma and Susan John (murder victims); Public inquiries—death of Saramma Varughese and Susan John (murder victims)
- Johnny Lombardi: The Great Communicator. see Biographical films—Johnny Lombardi: The Great Communicator
- Jones, Holly. see Fatalities—Jones, Holly (murder victim)
- Jordan's Principle
- Joseph and Wolf Lebovic Jewish Community Campus Act, 2008 (Bill Pr20)
- Joseph Brant Memorial Hospital. see C. difficile outbreaks—Joseph Brant Memorial Hospital; Health care workers—layoffs—Joseph Brant Memorial Hospital; Hospital expansion—Joseph Brant Memorial Hospital; Hospital funding—government funding—Joseph Brant Memorial Hospital; Hospitals—Joseph Brant Memorial Hospital
- Journals
- Canadian Young Scientist Journal
- Kwinter, 4923
- Canadian Young Scientist Journal
- Judges
- Judicial review
- Kormos, 4410–4411
- Junk food. see School vending machines—ban on unhealthy food and beverages
- Juno Awards
- Ryder, Serena (recipient, best new artist)
- Scott, 757–758
- Ryder, Serena (recipient, best new artist)
- Juries Act, R.S.O. 1990, c. J.3
- amended by Bill 212
- Bentley, 8220
- amended by Bill 212
- Jurors
- Jury rolls
- Jury system
- Bentley, 6941–6942
- Justice
- Justice for Jared Act (Child and Family Services Statute Law Amendment Act), 2008 (Bill 81)
- Justice on Target strategy. see Ministry of the Attorney General—Justice on Target strategy
- Justice system. see Administration of justice
- Justices of the peace
- Kormos, 3656
- Juvenile arthritis