Vincent Lo Hong-sui, GBM, GBS, JP (Chinese: 羅康瑞; born 18 April 1948) is a Hong Kong businessman. He is the chairman of Hong Kong–based Shui On Group, a building-materials and construction firm. He graduated from the University of New South Wales, Australia, in 1969.^{[citation needed]} Upon returning to Hong Kong, started business with the sum of HK$100,000 (US$16,700) borrowed from his father, Hong Kong property tycoon Lo Ying-shek.

In 1984, Lo began investing in Shanghai and constructed a hotel in partnership with the Communist Youth League.^{[citation needed]} The 1989 Tiananmen Square protests and massacre caused occupancy to plunge, and the league could not repay its construction loan. Lo assisted the league in dealing with the loan: Han Zheng was the Youth League secretary at the time, and is now mayor of Shanghai.^{[citation needed]}

He was awarded the Grand Bauhinia Medal (GBM) by the Hong Kong SAR Government in 2017.

Vincent Lo married his ex-wife Jean Ho (何晶潔) in 1985, they had two children together.

Vincent Lo and his current wife Loletta Chu married on 27 November 2008.