Career
He acted as team captain of the Iranian boxers at the 1958 Asian Games in the light-middleweight division. Yavari was selected as Iranian captain during the 1960 Summer Olympics, where he competed in the welterweight division. Yavari was also selected in the light-middleweight division of the senior Iranian national boxing team for Jakarta, Indonesia, 1962 Asian Games, succeeding Iran national championship matches held in Tehran, after defeating his opponents.
After Iran National Olympic Committee (NOCIRAN) decided not to participate in the games, with any sports team, mentioning lack of adequate national budget, Yavari retired from championship boxing and the Iranian national boxing team, passing on the national boxing team captaincy armband to Hassan Pakandam.
Yavari was born in, Tehran, Iran, and lived in Mokhberedoleh (Persian: مخبر الدوله), Tehran, when he started his boxing career.