William Leong Jee Keen (simplified Chinese: 梁自坚; traditional Chinese: 梁自堅; pinyin: Liáng Zìjiān; Jyutping: Loeng4 Zi6 Gin1; Pe̍h-ōe-jī: Niô͘ Chū-kian; born 27 January 1957) is a Malaysian politician who has served as the Member of Parliament (MP) for Selayang since March 2008 and Chair of the Major Public Appointments Select Committee since December 2018. He is a member of the People's Justice Party (PKR), a component party of the Pakatan Harapan (PH) opposition coalition. He has also served as the Treasurer-General of PKR since July 2022.