G. Vincent Runyon
G. Vincent Runyon was an American Universalist, formally Methodist  minister and author of the booklet, Why I Left the Ministry and Became an Atheist (San Diego, 1959). He was from 1929 a Universalist Church minister at Binghamton, New York. His booklet was reviewed in The New York Times Book Review. References

American atheists
Former Methodists
Freethought writers
Unitarian Universalists