His birth name is: Yoshiki (美樹) Tanaka (田中)
Dr. Yoshiki Tanaka (田中 芳樹 Tanaka Yoshiki, born October 22, 1952) is a Japanese novelist. He was born in Kumamoto Prefecture and took his doctorate degree in Japanese Language and Literature in the Graduate School of Gakushūin University in Tokyo.

His major works include the fantasy novel series Arslan Senki (アルスラーン戦記), also known as The Heroic Legend of Arslan, and the sci-fi space opera novel series entitled Ginga eiyū densetsu (銀河英雄伝説), also known as Legend of the Galactic Heroes, both of which were adapted as anime and manga. His fantasy works also include the novel series Sohryuden: Legend of the Dragon Kings (創竜伝) that was also adapted as anime.

Tanaka is an avid fan of the Chinese history and writing some novels set in China. He also published two arranged-translations of Chinese literature: "Sui Tang Yanyi" (隋唐演義, "Stories of Sui and Tang Dynasties" ) and "Shuo Yue Quan Zhuan" (說岳全傳, "Telling the Complete Biography of Yue Fei" ) as "Gakuhi-den" (岳飛伝, "The Story of Yue Fei" ).

Not to be confused with TANAKA Yoshiki (田中克樹), a younger mangaka with the same romanized name.