Thambaiyah Mudaliyar Sabaratnam (Tamil: தம்பையா முதலியார் சபாரத்தினம், romanized: Tampaiyā Mutaliyār Capārattiṉam; died 1968) was a Ceylon Tamil lawyer, politician and member of the Legislative Council of Ceylon.
[1] He was the son of Mudaliyar Thambaiyah from Mullaitivu in north-eastern Ceylon.
[1] They had a son Rajakone Pulendra and daughter Sakuntala Nalliah.
[1][2] He contested the 1924 legislative council election as a candidate for the Northern Province East (Mullaitivu-Vavuniya-Vadamarachchi) seat and was elected to the Legislative Council of Ceylon unopposed.
[6] Sabaratnam was a member of the Board of Management of the Ramakrishna Mission Ceylonese branch.