The Manitoba Journal of Interplanetary Psychology was a 24th century professional psychology publication produced in Canada on Earth.
In 2366, Counselor Deanna Troi received a research inquiry from the Manitoba Journal of Interplanetary Psychology. (TNG: "The Price")
In the novel Sword of Damocles, it was said that the Journal was one of a series founded between 2035 and 2040 by computer scientist/data miner Barbara Leighton of Sundance Institute North.