2019 World Wrestling Championships – Men's Greco-Roman 63 kg

The men's Greco-Roman 63 kilograms is a competition featured at the 2019 World Wrestling Championships, and was held in Nur-Sultan, Kazakhstan on 14 and 15 September.

This Greco-Roman wrestling competition consists of a single-elimination tournament, with a repechage used to determine the winner of two bronze medals. The two finalists face off for gold and silver medals. Each wrestler who loses to one of the two finalists moves into the repechage, culminating in a pair of bronze medal matches featuring the semifinal losers each facing the remaining repechage opponent from their half of the bracket.

Shinobu Ota from Japan won the gold medal.