Lokugamage Gayantha Ganadesha Karunatileka, MP (born 21 August 1962) is a Sri Lankan politician.

He is the current Chief Opposition Whip of the Parliament of Sri Lanka.

He formerly served as a Cabinet Minister of Lands and Parliament affairs and Chief Government Whip.

A former member of the United National Party (UNP), he served as the UNP Media Secretary and acted as the cabinet spokesman of the government.

[1] He was educated at Royal College Colombo.