John Moore Allison (April 7, 1905 – October 28, 1978) was an American diplomat who served as the United States Ambassador to Japan from 1953 to 1957.

He graduated from Lincoln High School and earned a bachelor's degree in political science from the University of Nebraska in 1927.

[4] He worked for two years as an English teacher, first in a middle school in Odawara, and later at the Imperial Japanese Naval Engineer Officers Academy at Atsugi.

[3] On January 26, 1938, during the period of the Nanking Massacre, Allison, at the time consul at the American embassy in Nanjing, was struck in the face by a Japanese soldier.

[11] The agreement secured U.S. military and economic aid to Japan in exchange for a vague promise from the Japanese government to remilitarize.

[15] After his mentor John Foster Dulles died in 1959, Allison decided to retire from the Foreign Service, rather than work under a new boss.

[3] Allison served as president of Pacific and Asian Affairs Council, a nonprofit promoting international relations and Hawaii's role on the Asian–Pacific stage.