In May 2018, Adnan al-Husayni was elected to the PLO's Executive Committee (EC). He served minister for Jerusalem affairs in the Palestinian Authority (PA) between April 2014 and April 2019; and as PA governor of Jerusalem between 2008 and 2018.
He was previously supervisor of the Islamic Waqfs and worked on several projects, including the renovation of the al-Aqsa Mosque in 1969. Since 1989, al-Husayni has served as general director of the Islamic Waqf Administration. He also maintains ties to a number of educational and charitable institutions in Jerusalem. Adnan al-Husayni was born in 1947 in Jerusalem.