Career
Dinchev made his official debut for the 2004 Summer Olympics in Athens, where he placed second in the preliminary pool of the men"s 96 kg class, against Kyrgyzstan"s Gennady Chkhaidze and Palau"s John Tarkong. At the 2008 Summer Olympics in Beijing, Dinchev competed for the second time in the men"s 96 kg class. He received a bye for the preliminary round of sixteen, before losing out to three-time Olympian and Czechoslovakian wrestler Marek Švec, with a three-set technical score (4–1, 1–3, 1–1), and a classification point score of 1–3.