Lee Kuan Yew, GCMG, CH ( ; born September 16, 1923; also spelled Lee Kwan-Yew), was the first Prime Minister of the Republic of Singapore from 1959 to 1990.

Since stepping down from office he has remained one of the most influential politicians in Singapore. Under the administration of Singapore's second prime minister, Goh Chok Tong, he served as Senior Minister. He currently holds the specially created post of Minister Mentor under his son Lee Hsien Loong, who became the nation's third prime minister and second from the same family on August 12, 2004.