Wrestling at the 2004 Summer Olympics – Men's Greco-Roman 66 kg

The men's Greco-Roman 66 kilograms at the 2004 Summer Olympics as part of the wrestling program were held at the Ano Liosia Olympic Hall, August 24 to August 25.

The competition held with an elimination system of three or four wrestlers in each pool, with the winners qualifying for the quarterfinals, semifinals and the final by way of direct elimination.

Schedule
All times are Eastern European Summer Time (UTC+03:00)

Results

 * Legend
 * D — Disqualified
 * F — Won by fall

Final standing

 * Manuchar Kvirkvelia was ejected from the competition for unsportsmanlike conduct after he started a brawl following the end of his first round bout with Şeref Eroğlu.
 * Kim In-sub and Parviz Zeidvand were disqualified after they both failed to appear for the fifth-place match.