Cheung Wing-in, JP (Chinese: 張永賢; 1920 – 10 September 2010) was a Hong Kong solicitor, educator and politician.
In 1953, he obtained the qualification of solicitor in England and opened his own law firm in 1967.
He later became notary public and among the first China-appointed attesting officers, He was awarded honorary member of the Law Society of Hong Kong in 2002.
He was also founding director of the Lung Kong World Federation School in 1977.
He was long-time chairman of the Boys' and Girls' Clubs Association of Hong Kong from 1969 to 2000.