Maad a Sinig Mahecor Joof (English spelling in the Gambia; variations: Maad a Sinig Mahécor Diouf - French in Senegal; Maad Siin or Mad a Sinig Mahekor Juuf, also Maye Koor Juuf - in Serer-Sine language) was the last king to rule the Serer Kingdom of Sine, now part of independent Senegal. Maad a Sinig means king of Sine in the Serer language. He reigned from 1924 until his death in 1969 (3 August 1969, he died at Diakhao). After his death, the Kingdom of Sine was incorporated into independent Senegal.