Iskandar Zulkarnain bin Zainuddin (born 24 May 1991) is a Malaysian badminton player and coach.He represented Malaysia as the third singles in the 2018 Thomas Cup and helped Malaysia qualify for the quarter finals. Iskandar was appointed as part of the Irish badminton coaching staff in 2021. Iskander has further gone back to Malaysia, but will return to coach in Ireland later in 2022.