Carrie Lam Cheng Yuet-ngor (née Cheng; Chinese: 林鄭月娥; Cantonese Yale: Làhm Jehng Yuht-ngòh; born 13 May 1957) is a retired Hong Kong politician who served as the 4th Chief Executive of Hong Kong from 2017 to 2022. She served as Chief Secretary for Administration between 2012 and 2017 and Secretary for Development between 2007 and 2012, and Chairperson of the Committee for Safeguarding National Security from 2020 to 2022.