Abdul Karim bey Mirza Mustafa bey oghlu Mehmandarov (Azerbaijani: Əbdül Kərim bəy Mirzə Mustafa bəy oğlu Mehmandarov, 2 December 1854 – 20 December 1929) was a Russian and Soviet medical doctor of Azerbaijani ethnicity.

His father Mirza Mustafa was an Imperial Russian officer, while his grandfather Mirza Ali was a mehmandar (an official courier appointed to escort an important traveller) of Ibrahim Khalil Khan, the origin of the surname.

He graduated from Baku Gymnasium (1872) and St. Petersburg Medical-Surgical Academy (1877), then worked in a military hospital during Russo-Turkish War (1877–1878) and combated diphtheria outbreak in Poltava Guberniya.

[1] He was elected to head Shusha local committee of "Difai" - a secret Azerbaijani organization.

He married had an affair with a Petersburger woman named Alexandra Dolganova who by then studied at the Women's Medical Courses with whom he had a son who would grow to be the famous doctor - Mikhail Tushinsky.