Abdullah bin Jassim Al Thani became the ruler of Qatar once again until 1949, when he abdicated in favour of his eldest son. Sheikh Ali bin Abdullah Al Thani, his eldest son, then ruled Qatar after his father's abdication. Although Sheikh Abdullah's first wife is Sheikha Maryam bint Abdullah Al Attiyah, he further married a second wife named Sheikha Fatima bint Isa Al Thani, daughter of Sheikh Isa bin Thamer Al Thani, to whom he bore his third son, Sheikh Hassan bin Abdullah Al Thani. In total, Sheikh Abdullah bin Jassim Al Thani had three sons: Sheikh Abdullah bin Jassim Al Thani died on 25
House of Al Thani They settled in Doha in the 19th century under their leader Mohammed bin Thani. The group was named after the father of Mohammad, Thani bin Mohammad. The family is made of four main factions: Bani Qassim, Bani Ahmed, Bani Jaber, and Bani Thamer. As of the early 1990s, the number of the family members was estimated to be about 6,000. The leadership transitions in 1913, 1949, 1960, and 1995 were all forced abdications. These abdications were forced by a nephew in one incident and sons in the others. However, none of the forced abdications toppled the Al Thani dynasty, which