K. H. Saiful Rahmat Dasuki, S.IP., M.Si., or Gus Saiful (born December 7, 1971), is an Indonesian activist and politician born in Jakarta. He served in the Ansor Youth Movement (GP Ansor) as the Chairman of the Regional Leadership (PW) GP Ansor DKI Jakarta for the periods 2012-2016 and 2020-2022. He is also affiliated with the United Development Party (PPP) as the Chairman of the Regional Leadership Council (DPW) PPP DKI Jakarta. On July 17, 2023, he was appointed by Indonesian President Joko Widodo as the Deputy Minister of Religious Affairs. He is the first Betawi figure to become a cabinet member since the beginning of Joko Widodo's administration in 2014.