Ronald D. Harmon Jr. is a member of the Council of Twelve Apostles, the lead missionary quorum of the Community of Christ. He is assigned to the East Central USA Mission Field, which includes Bountiful USA Mission Center, Brush Creek USA Mission Center, Cedar Valley-Nauvoo USA Mission Center, Chicago USA Mission Center, Eastern Great Lakes USA Mission Center, Gateway USA Mission Center, Kentucky-Indiana USA Mission Center, and Western Ohio Mission Center. He is also responsible for Youth Ministry, including SPECTACULAR and the International Youth Forum (IYF).

Ron was ordained an apostle in June 2005. His previous assignment was the East Central USA Mission Field and Director of Leadership Development Ministries, SPECTACULAR and IYF, and Urban Ministries. A full-time minister since 2004, Ron previously served as president for the Kentucky–Indiana USA Mission Center.

Prior to his full-time service for the church, Ron served in several executive human resources/operations positions in healthcare, consulting, financial services, and with Graceland University as vice president for Administrative Services.

Ron attended Graceland University for one year then transferred to Bowling Green State University where he received a bachelor of science degree in business administration. He also has a master of arts degree in organizational management from the University of Phoenix. In addition, he has pursued advanced studies in leadership and management through Bellarmine University and Covey Leadership Center. Ron is currently pursuing studies through the Community of Christ Seminary.

Ron has served in various congregational, district, and stake leadership offices during his time as a lay minister including pastor, district stewardship commissioner, youth camp director, and counselor to district and stake presidents/financial officers.

Ron and his wife Barb live in Indiana. They have three children, Katie, Daniel, and Lindsay.

Community of Christ International Headquarters is located in Independence, Missouri.