The Diocese of Medak is one of the prominent Dioceses in the Church of South India, a Protestant Uniting Church with its headquarters in Medak comprising nearly 200 Presbyters ministering to Telugu, Lambadi, Tamil, Kannada, Malayalam, Hindustani, English and other linguistic groups numbering nearly 1/3rds of a million spread over 105 pastorates and administered through 3 District Church Councils (DCC), namely, the Town DCC, the Medak DCC and the Godavari DCC geographically located in the erstwhile civil districts of Adilabad, Nizamabad, Medak, Rangareddy, Hyderabad and Mahboobnagar in Telangana.
Govada Dyvasirvadam is Bishop Emeritus of Krishna-Godavari Diocese of the Church of South India.
N. D. Ananda Rao Samuel (1928–1999) was Bishop of Krishna Godavari of the Church of South India.
Henry Diwakar Luther Abraham was the second successor of Frank Whittaker as Bishop in Medak and an able administrator.
Frank Whittaker was the first Bishop - in - Medak in the Church of South India, with his see in Medak in the Indian state of Hyderabad. Originally a Methodist, he became a bishop when several denominations in India merged to form the Church of South India on 27 September 1947.
Bishop T. B. D. Prakasa Rao was the fourth CSI-Bishop - in - Krishna-Godavari of the Protestant Church of South India who occupied the Cathedra placed at CSI-St. Paul's Cathedral, Vijayawada. The Bishopric of Prakasa Rao lasted for two decades from 1981 through 2001, one of the longest in the history of the Church of South India Society. Prakasa Rao led the bishopric of Krishna-Godavari that comprised the Christian missions established by the London Missionary Society (LMS) and the Church Missionary Society (CMS) which merged its South India Christian missions in India into the Church of South India Society which was inaugurated in 1947 at the CSI-St. George's Cathedral, Madras.
Nandyal Diocese is a diocese of Church of South India in Andhra Pradesh state of India. The diocese is one among the 22 dioceses of Church of South India in India.
Dornakal Diocese is a diocese of the Church of South India in Telangana state of India. The diocese mainly covers the pastorates in Warangal, Nalgonda, East Godavari and Khammam districts and also has churches in Odissha state.
Bishop Emeritus Sanki John Theodore was the fourth Bishop-in-Karimnagar Diocese of the Church of South India.
Bishop Babbili Prabhudass(died 1996) was the first elected Bishop - in - Karimnagar Diocese of the Church of South India which was ecclesiastically bifurcated from the Diocese of Dornakal of the Church of South India in early 1978. Prabhudass led the bishopric for a period of five years from 1978 through 1982.
Bishop A. B. Elliott was the second Bishop - in - Dornakal Diocese of the Church of South India succeeding V. S. Azariah as well as the second Bishop - in - Diocese of Krishna-Godavari. Elliott lived the life of a Catholic priest and never got married even though the institution of marriage was optional in the Anglican Church. From the time he came to Dornakal in 1913, Elliott remained serving the cause of the Church until his death, aged 83.
Bishop P. Solomon was the third Bishop-in-Dornakal Diocese of the Church of South India who succeeded A. B. Elliott. Ever since Solomon chose the vocation of Priesthood, he maintained celibacy and served the Church throughout his life.
Bishop G. S. Luke was the fourth Bishop in Dornakal Diocese of the Church of South India occupying the Cathedra in the CSI-Epiphany Cathedral in Dornakal from 1980 to 1986.
Bishop D. N. Samuel was the fifth Bishop - in - Dornakal Diocese of the Church of South India who occupied the Cathedra in the CSI-Epiphany Cathedral in Dornakal from 1986 until his sudden death on 13 July 1996 resulting in an unexpected sede vacante.
Bishop B. S. Devamani was the seventh Bishop - in - Dornakal Diocese of the Church of South India whose bishopric was from 2006 to 2012.
V. Prasada Rao was the eighth Bishop - in - Dornakal Diocese of the Church of South India who was principally consecrated on 12 June 2012 by then Moderator, G. Devakadasham and co-consecrated by then Deputy Moderator, G. Dyvasirvadam of the Church of South India Synod at the CSI-Epiphany Cathedral, Dornakal. During the Synod of 2017, Prasada Rao also served as the Deputy Moderator of the Synod for the triennium 2017–2019.
A. C. Solomon Raj is the seventh successor of Frank Whittaker and eighth Bishop in Medak of the Protestant Church of South India Society and shepherds the Diocese from the Cathedra of the Bishop housed in the CSI-Medak Cathedral in Medak Town, Telangana, India. On 12 October 2016, the Church of South India Synod headquartered in Chennai, appointed Solomon Raj to assume the ecclesiastical Office of the Bishopric of Medak and was consecrated the next day on 13 October 2016 at the CSI-St. George's Cathedral, Chennai, ending four years of sede vacante in the Diocese of Medak which was without a bishop during the intervening period of 2012–2016.
Tantepudi George Cornelious is the current Bishop - in - Krishna Godavari Diocese of the Church of South India with the Bishop's Cathedra housed in CSI-St. Andrew's Cathedral in Machilipatnam. However, for administrative purposes, the Office of the Bishopric is located in Vijayawada with its ecclesiastical jurisdiction encompassing the civil districts of Srikakulam, Vizianagaram, Visakhapatnam, East Godavari, West Godavari, Krishna, and Guntur in Andhra Pradesh.
Bishop Bunyan Joseph was the first and only elected Bishop - in - Anantapur-Kurnool Diocese who was consecrated on 27 September 1947 and was among the 15 inaugural Bishops when the Church of South India was inaugurated at the CSI-St. George's Cathedral, Chennai. He was presented for consecration by The Venerable F. F. Gladstone and Canon T. Sithers. to the Presiding Bishop Cherakarottu Korula Jacob, who as the first Moderator, consecrated Bunyan Joseph.
