Sir Cyril de Zoysa (Sinhala: ශ්රිමත් සිරිල් ද සොයිසා) (26 October 1896 – 2 January 1978) was a Sri Lankan industrialist, Senator and a philanthropist. The President of the Senate of Ceylon from 1960 to 1965, he was a leader in the Buddhist revival movement in Ceylon (now Sri Lanka) in the 20th century. He was distantly related to Sri Lankan tycoon Sir Ernest de Silva.