Peter Chin Fah Kui (simplified Chinese: 陈华贵; traditional Chinese: 陳華貴; pinyin: Chén Huáguì; Pe̍h-ōe-jī: Tân Huâ-kuì; born 31 August 1945) is a former Malaysian politician.

He is married to Puan Sri Ruby Wee Hui Kiang, with whom he has two daughters and one son.

Tan Sri Peter Chin was the chairman for Miri Municipal Council in 1984.

He retired as a partner of the law firm upon his appointment as the parliamentary secretary to the Federal Ministry of Welfare in 1986.

On 10 April 2009, Chin was appointed as the minister of energy, green technology and water.