Wāli

Wāli or vali is a title used during the Arab Empire and Ottoman Empire. It means governor. It is still used in some countries with Arabic culture.
In Algeria, a "wāli" is the "governor" of each of the 48 provinces. They are chosen by the president.
In Iran the governors are called Vāli.
In Turkey the head of the 81 provinces is called a wāli.