Chembakassery Mathai Stephen (23 December 1918 – 16 January 1984) was an Indian politician who served as the Union Minister of Communications of India from 1980 to 1982 in the Republic of India. C. M. Stephen was born on 23 December 1918 to Eapen Mathai and Esther of Chembakassery house in Cherukole, Mavelikkara. During his school days, Stephen was active in the Balajanasakhyam (promoted by Malayala Manorama). This helped him to develop leadership qualities, oratorial and organizing skills.