| Hüseyin Avni Zaimler | |
| Birth Date: | 1877 |
| Birth Name: | Hüseyin Avni |
| Birth Place: | Bitola (tr|Manastır), Ottoman Empire (modern North Macedonia) |
| Death Place: | Adana, Turkey |
| Party: | Republican People's Party |
| Office1: | Member of the Parliament for Saruhanlı |
| Term1: | 23 April 1920 – 10 March 1930 |
| Allegiance: | (1895–1918) Turkey (1919–1924) |
| Serviceyears: | November 24, 1895 – May 7, 1918 May 15, 1919 – March 31, 1924 |
| Rank: | Major general |
| Commands: | Monastir Central Command, Monastir 2nd Hunter Battalion, Adana 1st Battalion, Adana Gendarmerie Regiment, Izmir Gendarmerie Regiment Akhisar Area Command, Izmir Northern Front (deputy) |
| Battles: | Greco-Turkish War Balkan Wars World War I Turkish War of Independence |
| Laterwork: | Member of the TBMM (Saruhan) Member of the TBMM (Cebel-i Bereket) |
Hüseyin Avni Zaimler (1877, Bitola – March 10, 1930, Adana), also known as Hüseyin Avni Bey or Hüseyin Avni Pasha, was an officer of the Ottoman Army and a general of the Turkish Army. After the declaration of the Republic of Turkey, he became a politician and served in the Grand National Assembly of Turkey.[1] With Mustafa Kemal Atatürk's order on November 21, 1923, Huseyin Avni received the Medal of Independence with Red-Green Ribbon, the highest decoration at the time, for his service during the Turkish War of Independence. On 24 January 1924, he was promoted to rank Mirliva. He was a descendant of the Ottoman Grand Vizier Lala Mehmed Pasha.
Hüseyin Avni was born in 1877 as the son of Mustafa Bey. Upon graduating from Monastir Military High School in 1893, where he befriended Mustafa Kemal Atatürk, he attended Ottoman Military Academy. In 1903 he was promoted to the rank of Captain and in 1908 he was promoted to the rank of Major.