Lee Ka Yiu (; born 10 April 1992) is a Hong Kong professional footballer who currently plays for Hong Kong Premier League club Southern.
Lee Ka Yiu joined Sham Shui Po youth team when he was young. In 2008, Third 'District' League team Sham Shui Po youth team members were all promoted to the first team to gain experience. In the first season, the club reached the final of Junior Shield, which eventually lost 0âÂÂ2 to Shatin. The club then gained promotion to Second Division in their second season.
Lee helped the club to gain promote from Second Division by scoring 4 goals in 16 games in the 2010âÂÂ11 season. In the 2011âÂÂ12 season, he featured every game for Sham Shui Po, including 18 league games, 2 Senior Shield, 2 League Cup and 2 FA Cup matches. However, the team eventually regulated after finishing on the second last place of the league.
Lee joined Yokohama FC Hong Kong in July 2012, alongside former Sham Shui Po manager Lee Chi Kin and other Sham Shui Po players.
After the conclusion of his contract, Lee once again followed Lee Chi Kin, this time to newly promoted HKPL club Tai Po. He was revealed as a Tai Po player during the club's season kick off event on 19 July 2016.
On 17 July 2019, Eastern announced Lee's signing at their season opening media event. He left the club on 9 July 2022.
Lee signed with Southern on 18 July 2022.
On 15 August 2012, Lee made his international debut for Hong Kong in a friendly match against Singapore.