Timur Arkadievich Gaidar (; December 8, 1926 — December 23, 1999) was Soviet/Russian rear admiral, writer and journalist. He was supposed to be the prototype for Timur from Arkady Gaidar's book Timur and His Squad that was the inspiration for the Timurite movement. Gaidar was born in Arkhangelsk, the son of Arkady Gaidar. He graduated from the Leningrad Naval School in 1948 and faculty of journalism of the Lenin Military Political Academy in 1954, served on a submarine of the Baltic Fleet and the Pacific Ocean Fleet. Worked in newspapers from 1957, The Soviet Fleet, The Red Star, and Pravda.