| Honorific-Prefix: | The Honourable Mr Justice |
| Peter Cheung Chak-yau | |
| Native Name Lang: | zh-hk |
| Honorific-Suffix: | JA |
| Office: | Justice of Appeal of the Court of Appeal of the High Court |
| Term Start: | 2001 |
| Office2: | Judge of the Court of First Instance of the High Court |
| Term Start2: | 1994 |
| Term End2: | 2001 |
| Office3: | District Judge |
| Term Start3: | 1991 |
| Term End3: | 1994 |
| Birth Place: | Hong Kong |
| Alma Mater: | University of London University of Hong Kong |
Peter Cheung Chak-yau (; born 1952) is a Hong Kong judge. He has served as a Justice of Appeal of the Court of Appeal since July 2001.
Cheung was educated at St Joseph's College in Hong Kong.[1] He graduated from the University of Hong Kong with an LLB in 1975. He obtained an LLM from the University of London in 1977.[2]
Cheung was called to the Bar at Lincoln's Inn in England in 1976. He was called to the Hong Kong Bar in 1977. He was a barrister in private practice in Hong Kong.[2]
In 1990, Cheung sat as a Deputy District Judge. He was appointed a full-time District Judge in 1991.[2]
In 1994, Cheung was appointed as a High Court Judge.[2]
On 23 July 2001, Cheung was elevated to the Court of Appeal.[2] [3]