Dr. John Albert Musselman Karefa-Smart (17 June 1915 – 26 August 2010) was a Sierra Leonean politician, medical doctor and university professor. He served as the first Foreign Minister under Sierra Leone's first Prime Minister, Milton Margai. He was an ordained Elder of the United Methodist Church.A medical doctor by profession, Karefa-Smart was one of the founding fathers of the Sierra Leone People's Party (SLPP) in 1951.