Richard Lai Sung-lung, (4 August 1946 – 27 March 2008) was a former member of the Legislative Council of Hong Kong.
Lai was born in Shanghai in a family doing jewellery and property business before he moved to Hong Kong in 1950.
He served as the vice-chairman of the Hong Kong Productivity Council.
He was appointed to the Tsuen Wan District Board and elected to the Legislative Council in the indirect election in 1985 through South New Territories electoral college constituency consisting of members of the Tsuen Wan and Sai Kung District Board.
He joined the United Democrats of Hong Kong, the first major pro-democratic party in 1990 but quit in 1991.