Grant Alonzo Roberts was a pioneering missionary, evangelist, pastor, church administrator, and the second president of the Inter-American Division of Seventh-day Adventists from 1936 to 1941.
Alfred and Carrie Robie from North America were pioneers of the Avondale Health Retreat in Cooranbong, New South Wales, Australia. Subsequently they were moved to a similar facility that was being established in Rockhampton, Queensland but the enterprise was short-lived and they returned to the United States.
Mario Robinson Kemble was a renowned musician, pastor and church administrator in Colombia, Venezuela, and the United States.
Asa T. Robinson served as an evangelist and administrator in the United States and Australia and led out in organizing the Adventist work in South Africa.
Christopher Robinson was a British-born Seventh-day Adventist pioneer in southern Africa.
Dores Alanzo Robinson was an evangelist, educator, and administrator who served in South Africa, England, and India during the early period of Seventh-day Adventist world mission.
José Miranda Rocha was a pastor and teacher in Brazil.
Hermann August Rockel, pastor and missionary, was born on August 23, 1877 in the city of Woydehnen, Shatrovo, Russia, son of Ludwig Rockel and Wilhelmine Schulz.
Alfonso Panis Roda was president of Philippine Union College.
Peter Gustavus Rodgers, evangelist and pastor, was one of Adventism’s most effective spokespersons in America’s black urban communities during the first four decades of the twentieth century and a leading voice in the struggle for black equality within the church.
Pavel Rodionov was a Russian by birth and a mission pioneer in Manchuria and Mongolia. In 1949 he transferred to Australia as the first Seventh-day Adventist minister to nurture any of the many groups who had migrated from Europe to Australia after the Second World War. He established the Russian church in Sydney before his premature passing.
Luiz Caleb Rodrigues was a canvasser and pioneer in northeastern part of Brazil helping develop the Adventist Church in this part of the world.
Erwin Erhardt Roennfeldt was born on May 4, 1899, of Germanic ancestry in the rural hamlet of Greenock, SA. His parents were Erhardt Franz Wilhelm Roennfeldt and Antonia Florentine (Jaensch) Roennfeldt. Erwin’s five siblings were Vera Dorothea, Clarence, Oscar Benjamin, Irene, and Norma. Later generations anglicized their surname variously as Roennfelt, Roenfeldt or Roenfelt.
Clarence (Clarrie) Roennfeldt spent the majority of his life as a very active lay preacher and church worker in the West Australian Conference. However, as a young adult he was involved in mission service in Burma and then in colporteur ministry in South Australia.
Harvey Edson Rogers was the first statistical secretary of the General Conference and an author of manuals on typewriting and shorthand.
Viola Rogers was for many years involved in editorial work for the Seventh-day Adventist Church in Australasia. She was the senior editor for the Australasian Record and The Missionary Leader for a period of eight years.
Luis Antonio Rojas Ayala was a pioneering pastor, public evangelist, and administrator in Argentina, Paraguay and Chile.
Often called rolling clinics, mobile hospitals were a milestone for the development of Adventist work in Brazil. Whether sailing rivers, moving on wheels, or flying across the sky, they have accomplished the goal of helping thousands of people in “forgotten” places in South America.
Ruth Caroline Lucas was a renowned educator, teacher, and president of the Seventh-day Adventist Business Educator’s Association.
Dumitru Roman served as a Seventh-day Adventist pastor in Romania during the difficult years of repression.