Carlo Fonseka (Sinhala: කාලෝ ෆොන්සේකා Kālō Fonsēkā; 4 March 1933 – 2 September 2019)[1] was a Sri Lankan physician, academic and political activist.

[2][5][6] After school he joined the University of Ceylon's Faculty of Medicine in Colombo in 1955, graduating in 1960 with a first class MBBS degree.

[7][8][9] After graduating Fonseka joined the Colombo General Hospital as an intern under professor K. Rajasuria and senior surgeon Dr. Noel Bartholomeusz.

[16][17][18] The appointment was opposed by the Sri Lanka Medical Faculty Students' Action Committee alleging that it had been made under political influence.

[26] Whilst president of the SLMC he was highly critical of the South Asian Institute of Technology and Medicine (SAITM), a private medical school.

[36] He was a lyricist and composer and has produced a number of albums including Carlochita Gee (1992), Raththaran Duwe (2006)[37][38][39][40][41] and Koida Kiya (2015).