Lily YAM Kwan Pui-ying (simplified Chinese: 任关佩英; traditional Chinese: 任關佩英; pinyin: Rén Guān Pèiyīng, GBS, JP; born 1947) is a former top Hong Kong civil servant.
Lily Kwan was born in Hong Kong in 1947, the fourth of six children. She attended Sacred Heart Canossian College until 1964, and later graduated from the University of Hong Kong in 1969 with a BA in English Language and Literature. After her marriage, she was known as Lily Yam. She joined the Hong Kong Government as an Administrative Officer upon her graduation in the same year. She has served in various departments and bureaux in her civil service career, including the ICAC, the Education and Manpower Branch of the Government Secretariat, the Civil Service Branch of the Government Secretariat, the Television and Entertainment Licensing Authority, the Central Policy Unit and the Secretariat for the Standing Commission on Civil Service Salaries and Conditions of Service.
Before taking up her appointment as the Commissioner for the Independent Commission Against Corruption in April 1997, she was Commissioner for Transport between 1995 and 1997. She headed the Environment and Food Bureau (which was later merged with the Health and Welfare Bureau to form the Health, Welfare and Food Bureau in 2002) between January 2000 and July 2002, when she retired.