Lee Kang-in is a South Korean midfielder born in Incheon on 19 February 2001. After moving to Spain as a child, he came through Valencia's academy and made his senior breakthrough with Valencia before joining Mallorca in 2021. His performances in La Liga led to a move to Paris Saint-Germain in 2023, where he added experience in domestic and European competitions. Lee was the Golden Ball winner at the 2019 FIFA U-20 World Cup, where South Korea finished runners-up, and later became a regular senior international.