Loh Kean Yew (Chinese: 骆建佑; pinyin: Luò Jiànyòu; Pe̍h-ōe-jī: Lo̍h Kiàn-iú; born 26 June 1997) is a Singaporean badminton player. He is the former men's singles world champion, winning the title at the 2021 BWF World Championships, becoming the first Singaporean to achieve this feat.