On 30 December 2017, he reached a Test batting rating of 947, the second-highest of all time, only behind Don Bradman's 961. He was ranked top Test batsman in the world in 2015, 2016 and 2017, according to the ICC Player Rankings.
He has most consecutive 50+ scores in World Cup history with five such scores in the 2015 Cricket World Cup.
In March 2018, Smith was widely criticised for overseeing ball tampering in the third Test against South Africa, during which he stood down from the team captaincy and was replaced by Tim Paine. Following an investigation by Cricket Australia, Smith was banned from all international cricket and domestic cricket in Australia for one year, and will not be considered for a leadership role for another year after that.
In 2014, Martin Crowe described Smith as one of the young Fab Four of Test cricket along with Joe Root, Kane Williamson and Virat Kohli.
Made his international cricket debut for Australia in a Twenty20 match against Pakistan at the Melbourne Cricket Ground on 5 Feb 2010.
He won the Sir Garfield Sobers Trophy (ICC Cricketer of the Year) and ICC Test Player of the Year in 2015.
Smith is an Australian international cricketer former captain.