Alaeddin Pasha

Type Figure Region Anatolia Time c. 1285–1332 Also known as Alaeddin Pasha、Alaeddin Bey、Alaaddin Pasha

Alaeddin Pasha, son of Osman I and brother of Orhan, was the first vizier of the Ottoman beylik, dying c. 1332.

Timeline

1324–1326Bursa · BithyniaUpon Orhan's accession he was appointed vizier, overseeing logistics and domestic affairs, supporting the siege of Bursa and the transfer of the capital, and beginning to establish centralized tax collection and household registration systems.
1327–1330Bursa · AnatoliaIn the 1320s he oversaw the compilation of early law codes, reformed timar fief allocation, and promoted a silver-based fiscal system along with standing infantry and cavalry organizations, laying the groundwork for the Ottoman civil service system.
1331–1332Dimotika · ThraceAdvancing into Thrace with Orhan, he was killed or executed near Dimotika in 1332; accounts differ among the sources, but his administrative legacy was inherited by succeeding viziers.

Encyclopaedia Britannica: Alaeddin Pasha https://www.britannica.com/biography/Alaeddin-Pasha
The Ottoman Empire, 1300-1650: The Structure of Power — Colin Imber (2002)