Mathurage Don Kusal Janith Perera (born 17 August 1990), aka Kusal Perera is a professional Sri Lankan cricketer. Widely regarded as one of the best game changing batsmen in modern cricket, his unbeaten 153 against South Africa in 2019, commonly known as the Durban Miracle was named as the best test inning of all time by Golden Willow .He plays all forms of the game for the Sri Lanka national cricket team, and currently one of the permanent top order batsman in all formats. He was a key member of the 2014 ICC World Twenty20 winning team.

He smashed 153 not out against South Africa in the first Test at Durban in 2019 to snatch the victory from the hands of South Africa by adding 78 runs for the last wicket with Vishwa Fernando in the match in the 4th innings of the Test match. That innings was named as the second-best Test innings of the decade by Wisden in 2019 and he also won the best test performance from Cricinfo for 2019.