Sarath Chandrasiri Mayadunne (Sinhala: සරත් චන්ද්රසිරි මායාදුන්නේ) is a Sri Lankan civil servant and politician.
[2] Graduating from University of Ceylon, Peradeniya with a Bachelor of Commerce in 1970, he became a Chartered Accountant.
He is a Fellow of the Canadian Comprehensive Auditing Foundation.
[3] Joining the Auditor-General's Department, he was appointed Auditor General on 13 August 2000, succeeding S. M. Sabry, and held the office until his retirement from public service on 23 October 2006.
[5] Following the election Mayadunne was appointed to Parliament as a national list Member of Parliament taking oaths on 1 September 2015, however he resigned two days later on 3 September 2015.