al-Hussani was Yassar Arafat’s father.
___
David M. Rosen: 'Armies of the Young: Child Soldiers in War and Terrorism.' (2005) p.109
Yasir Arafat: Child Soldier [...]
Born in Cairo on August 26, 1929, Arafat was a distant cousin of the Grand Mufti. His full name was Rahman Abdul Rauf Arafat al-Qudwa al-Husseini.
Arafat's father was active in the Egyptian-based Muslim Brotherhood, which stressed the purity of Islam and was the organizational and ideological precursor to Hamas and Islamic Jihad...
Because most of the members of the Muslim Brotherhood were too old to fight, Arafat's father needed a much younger fighting force, and he started with his own family.. https://books.google.com/books?id=8wJXQQf_BdIC&pg=PA109&dq=distant+cousin