Mar Clemens Thottungal belongs to the Forane church Kandassankadavu. He was born on the 16 April 1909 and ordained priest in the C.M.I. congregation on 24 November, 1938. On 29 July 1968 the Exarchate of Sagar was established by the decree “Quo Aptius” and he was appointed as the first Exarch. On 26 February 1977 the Holy See, by the decree “Divina Verba”, raised the Exarchate into a diocese appointing Msgr. Clemens as its first bishop.
To serve the rural poor on 8 September 1980 he founded the religious congregation named “Sisters of Jesus’. He retired in the year 1987 and died on 15 September 1991.