Mor Themotheos Thomas is the Metropolitan of Kottayam Diocese and Secretary to the Holy Episcopal Synod of the Jacobite Syrian Christian Church.
Thomas had his initial primary education in the village CMS (the Anglican Church Missionary Society) School.
Having completed the Secondary School Leaving Certificate (SSLC) examination in 1965, Thomas joined the Baselius College, Kottayam, for the Pre-Degree course.
Subsequently, he joined the CMS college, Kottayam, where he continued till 1972, graduating with bachelor's and master's degrees in English literature.
Under the spiritual guidance of Jacob Madapattu Rabban (later Metropolitan Mor Yulius Ya`qub), he completed liturgical studies.
While at the seminary, Metropolitan of Kottayam diocese Geevarghese Mor Gregorios (Perumpally Thirumeni) ordained him shamshono (full deacon).
When late Mor Philoxenos Paulose was consecrated Catholicose of the East, he invited Thomas to assist him at the Muvattupuzha Aramana.
Following the 1993 Latur earthquake, Thomas Mor Timotheos launched a rehabilitation program with the support of the entire Church.
In addition, Thomas Mor Timotheos assumed responsibilities as Assistant Metropolitan for the Southern Kerala Dioceses of Thumpamon, Niranam, and Quilon for a short period.
Moran Mor Ignatius Zakka Ist Iwas, the Patriarch of Antioch and Supreme Head of the Universal Syrian Orthodox Church honored Mor Thimotheos with the title "NAHEERO" which means "Brilliant" as a token of appreciation to his valuable services to the Syriac Orthodox Church In India.
Mor Themotheos Thomas has significant role in the development of the present Jacobite Syrian Orthodox Church in India, especially in the outside dioceses.
The efforts and labor of Mor Themotheos significantly helped the present growth of outside Kerala Jacobite dioceses into a worth position.