G.S Jayalal is an Indian politician and social worker who is a member of 13th Kerala Legislative Assembly representing Chathannoor assembly constituency. He is a member of the Communist Party of India and has served as member of part State Council.

Chathannoor or Chathannur is a legislative assembly constituency in Kollam district of Kerala, India. As of the 2021 assembly elections, the current MLA is G. S. Jayalal of CPI.