Balapuwaduge Manukulasuriya Amith Jeevan Mendis (born 15 January 1983 in Colombo) is a Sri Lankan international cricketer.
A left-handed batsman, he debuted in 2000/01 and the following season captained the Under-19 team to victory in a one-day game. He represented the Sri Lankan A side in 2005. He debuted in the Zimbabwe Triangular series in the 3rd Match on 1 June 2010. He did not get any opportunity to bat as his number didn't come up, but he bowled 4 overs, giving 12 runs, and took two wickets. He got a chance to bat in his second ODI and scored a decent 35 of 35 balls. He has also played for Dhaka Dynamites in Bangladesh's NCL T20 Bangladesh.
In the opening match of T20 World Cup 2012 against Zimbabwe at Hambantota, he came to the crease at 82/3 after 11.3 overs and scored a 43* from 30 balls hitting 4 fours and a six and scripted a game-changing 49 ball 94 runs partnership with Kumar Sangakkara (44 off 26 balls) to help his side reach 182/4. With the ball, he took 3/24 from his 4 overs and ably assisted spin partner Ajantha Mendis, who took a record 6/8 from his 4 overs.