Mustafa Yılmaz (born 5 November 1992) is a Turkish chess player who received the FIDE title of Grandmaster (GM) in September 2012.

[4] He attended the same chess course in Mamak, Ankara with Kübra Öztürk, who became a Woman Grandmaster (WGM).

[6] In 2009, he became the youngest Turkish chess champion, defeating Barış Esen in the final round and reaching a total score of 11½/13.

He took part in the Chess World Cup 2023, where he reached the third round and lost in rapid tiebreaks to 3rd seed Fabiano Caruana after missing a huge chance in the second classical game .

In the former, he scored 5,5/7 beating Vallejo Pons and only losing against Armenian GM Haik Martirosyan, while in the latter he scored 6,5/11, losing only in the first round against 2750-rated Richard Rapport and beating notable opponents such as Martirosyan and Harikrishna, mustering an overall TPR of 2753.