Teo Chee Hean, Singaporean politician and 5th Senior Minister of Singapore

Teo Chee Hean is a Singaporean former politician and two-star rear-admiral who served as Senior Minister of Singapore and Coordinating Minister for National Security from 2019 and 2015 respectively until 2025. He served as the Member of Parliament (MP) representing the Pasir Ris West division of Pasir Ris–Punggol GRC from 2001 to 2025.

Senior Minister of Singapore is a position in the Cabinet of Singapore. Holders of this office have previously served as either the prime minister or the deputy prime minister. Among the executive branch officeholders in the order of precedence, the position ranks after the prime minister and the deputy prime minister. Senior Ministers also serve as part of the Prime Minister's Office (PMO) and work at the Istana.

December 27 is the 361st day of the year in the Gregorian calendar; four days remain until the end of the year.