Junious Augustus Blake, Sr. was born on October 5, 1912 in Camden, Arkansas. He was the fourth of seven children born to Eason and Ethel Blake.

He attended grade school in Texarkana, Arkansas and received Theological training at Shorter College in North Little Rock, Arkansas. In 1946, he received a Bachelor of Theology Degree from Shorter College.

He was called to the ministry in 1927. He pastored various churches through the state of Arkansas. He served as a District Superintendent and also as president of the Youth Department in Arkansas.

In 1935, he married Lula Champion. To this union two sons were born.

At the request of Bishop S.M. Crouch, Bishop Blake came to California. He was appointed pastor of Jackson Memorial Church of God In Christ in San Diego, California.

In 1948, Bishop Blake was appointed District Superintendent. In 1959, he was ordained as a Bishop in the Church of God In Christ. He faithfully served as the Administrative Assistant to Bishop S.M. Crouch. He was the past president of the Interdenominational Ministries Alliance of San Diego and a past board member of the NAACP in San Diego, CA. He also served as a member of the Board of Directors of Pacific Coast Bank in San Diego.

Bishop Blake served four terms of as a member of the General Board of the Church of God In Christ, Inc. During his last term, he was appointed Second Administrative Assistant to the International Presiding Bishop of the Church of God In Christ, Inc.

He has served as Interim Bishop of the Kansas, Oregon, Utah, and Arkansas Jurisdictions. He was appointed Bishop of the First Jurisdiction of Southern California in 1976. Under his leadership, the First Jurisdiction continued to flourish. Bishop Blake died on November 13, 1984.