Cyril Esmond Lucien Wickremesinghe (29 May 1920 – 29 September 1985) was a Ceylonese press baron, lawyer, and a successful entrepreneur. He also played key role in defeating Sirimavo Bandaranaike that brought United National Party's Dudley Senanayake to power in 1965's Parliamentary Election. He was also father of President of Sri Lanka and Leader of the UNP Ranil Wickremesinghe.