Magari Reiki (born 1924) is a Nihon Ki-in professional Go player.
Magari became 1-dan in 1942 and reached 9-dan in 1974. Magari appeared in the Honinbo League on five occasions. He received the Okura Prize in 1996. Magari's career was affected by asthma, and he retired in 2005.
Magari was the winner of the 3rd Igo Championship in 1959.
Magari was the head pupil of Iwamoto Kaoru.