Dr. Lee Seng Tee (Chinese: 李成智; pinyin: Lǐ Chéngzhì; Pe̍h-ōe-jī: Lí Sîng-tì; born 16 April 1923), FBA, is a Singaporean businessman and philanthropist.Born in Singapore in 1923, Lee is the second son of Lee Kong Chian and a maternal grandson of Tan Kah Kee. He is a Director of the family's Lee Group of Companies, a Singapore-based conglomerate of firms in industries that include rubber, pineapple, banking and investments.