Everard Roy "E.R." Moon was an American Christian missionary who served at Bolenge and later Mondombe in the Belgian Congo from 1908 to 1923. He was a 1903 graduate of Eugene Divinity School (EDS), now Northwest Christian University in Eugene, OregonE. R. was born in Beloit, Kansas on February 24, 1879, and moved to Oregon as a young boy. He died in Springfield, Oregon on November 16, 1962.