|Date of birth||19 September 1992|
|Place of birth||Thane, Maharashtra, India|
|Height||1.70 m (5 ft 7 in)|
|2010–2013||Fairleigh Dickinson Knights|
|2014–2015||Houston Dynamo U23|
|2016||→ Delhi Dynamos (loan)||14||(4)|
|* Senior club appearances and goals counted for the domestic league only and correct as of 3 June 2018|
Born in Thane, Lewis began his career with PIFA. At the age of 14 he was invited to Leicester City for a trial with their academy. before joining the youth side of Mahindra United and then Tata Football Academy in 2008. In 2010, Lewis moved to the United States where he played for the Fairleigh Dickinson Knights while completing his education.
In July 2015, Lewis trialed with Mohun Bagan, the reigning I-League champions. before signing with Bagan. Initially appearing in the Calcutta Football League, the state league, Lewis made his professional debut for Bagan on 9 January 2016 against Aizawl, starting the match and playing 90 minutes as his team won 3–1. He was awarded Man of the Match in his second game against Bengaluru FC, who then go on to become champions during the season.
On 3 June 2018, Bengaluru FC announced signing of Kean Lewis for 2018–19 season.
- As of 25 May 2017
|Club||Season||League||Federation Cup||Durand Cup||Continental||Total|
|Delhi Dynamos (loan)||2016||Indian Super League||14||4||—||—||—||—||—||—||14||4|
- Bera, Koustav (22 July 2015). "I-League Watch: Houston Dynamo U-23 player Kean Lewis joins Mohun Bagan on trial". Goal.com. Retrieved 9 January 2016.
- "Mohun Bagan Rope in Midfielder Kean Lewis". New Indian Express. 8 August 2015. Retrieved 9 January 2016.
- "Mohun Bagan 3-1 Aizawl". Soccerway.
- "HE'S KEAN, HE'S BLUE! We've added some pace on the flanks as @KeanFLewis joins Bengaluru for the 2018-19 season. #WelcomeKean". 3 June 2018.
- Kean Lewis at Soccerway