| Honorific-Prefix: | Professor |
| John Leong Chi-yan | |
| Native Name: | 梁智仁 |
| Native Name Lang: | zh-HK |
| Office: | Chairman of the Hospital Authority |
| Term Start: | 1 December 2013 |
| Term End: | 30 November 2019 |
| Predecessor: | Anthony Wu |
| Successor: | Henry Fan |
| Office1: | President of the Open University of Hong Kong |
| Term Start1: | 1 December 2003 |
| Term End1: | 31 March 2014 |
| Predecessor1: | Tam Sheung-wai |
| Successor1: | Wong Yuk-shan |
| Birth Date: | 1942 7, df=y |
| Birth Place: | Japanese-occupied Hong Kong |
John Leong Chi-yan (born 10 July 1942), is a Hong Kong physician who served as the chairman of the Hospital Authority[1] and the President of the Open University of Hong Kong.