Jayabalan s/o A. Thambyappa is a Malaysian politician and doctor.
He had served as Member of the Penang State Legislative Assembly (MLA) for Batu Uban from May 2013 to May 2018.
He is a member of People's Justice Party (PKR), a component party of Pakatan Harapan (PH) coalitions and formerly Pakatan Rakyat (PR) coalitions.
[2] Jayabalan Thambyappa holds a Bachelor of Medicine and Bachelor of Surgery (MBBS).
[3] He made his first electoral debut in Batu Uban state seat and won the seat by defeating BN candidate Goh Kheng Sneah and 3 other Independent candidate in 2013 state election.