At the 1908 Summer Olympics in London, nine wrestling events were contested, all for men. There were four weight classes in Greco-Roman wrestling and five weight classes in freestyle wrestling.
Poland competed at the 1980 Summer Olympics in Moscow, USSR. 306 competitors, 232 men and 74 women, took part in 162 events in 21 sports.
Bulgaria competed at the 1964 Summer Olympics in Tokyo, Japan. 63 competitors, 56 men and 7 women, took part in 56 events in 9 sports.
Bulgaria competed at the 1960 Summer Olympics in Rome, Italy. 98 competitors, 89 men and 9 women, took part in 66 events in 12 sports.
Bulgaria competed at the 1956 Summer Olympics in Melbourne, Australia and Stockholm, Sweden.
Canada competed at the 1920 Summer Olympics in Antwerp, Belgium. 52 competitors, all men, took part in 39 events in 9 sports. These games marked the introduction of winter sports to the Olympic program ; Canada won its first gold medal for ice hockey.
The freestyle middleweight was one of five freestyle wrestling weight classes contested on the Wrestling at the 1908 Summer Olympics programme. Like all other wrestling events, it was open only to men. The middleweight was the second-heaviest weight class, allowing wrestlers of up to 73 kilograms (161 lb). Each nation could enter up to 12 wrestlers.
Finland competed at the 1920 Summer Olympics in Antwerp, Belgium for the first time as a fully independent state. It did compete at the previous Olympics, however, only as the Russian-dependent Grand Duchy of Finland. 63 competitors, 62 men and 1 woman, took part in 51 events in 9 sports.
Finland competed at the 1928 Summer Olympics in Amsterdam, Netherlands. 69 competitors took part in 48 events in 11 sports.
Greece competed at the 1912 Summer Olympics in Stockholm, Sweden. 22 competitors, all men, took part in 25 events in five sports. Greek athletes have competed in all Summer Olympic Games.
Mongolia competed at the 1968 Summer Olympics in Mexico City, Mexico. 16 competitors, 12 men and 4 women, took part in 26 events in 4 sports.
İsmet Atlı was a Turkish Olympic medalist sports wrestler in the Light heavyweight class and a trainer. He won the gold medal in Men's Freestyle wrestling at the 1960 Olympics.
The men's freestyle middleweight was a Catch as Catch Can wrestling, later freestyle, event held as part of the wrestling at the 1920 Summer Olympics programme. It was the second appearance of the event. Middleweight was the median category, and included wrestlers weighing up to 69 kilograms.
The men's freestyle bantamweight was a freestyle wrestling event held as part of the Wrestling at the 1924 Summer Olympics programme. It was the third appearance of the event. Bantamweight was the lightest category, including wrestlers weighing up to 56 kilograms.
The men's freestyle featherweight was a freestyle wrestling event held as part of the Wrestling at the 1924 Summer Olympics programme. It was the fourth appearance of the event. Featherweight was the second-lightest category, including wrestlers weighing from 56 kilograms to 61 kilograms.
The men's freestyle lightweight was a freestyle wrestling event held as part of the Wrestling at the 1924 Summer Olympics programme. It was the fourth appearance of the event. Lightweight was the third-lightest category, including wrestlers weighing from 61 to 66 kilograms.
The men's Greco-Roman middleweight was a Greco-Roman wrestling event held as part of the Wrestling at the 1924 Summer Olympics programme. It was the fourth appearance of the event. Middleweight was the third-heaviest category, including wrestlers weighing 67 to 75 kilograms.
The men's freestyle lightweight was a freestyle wrestling event held as part of the Wrestling at the 1928 Summer Olympics programme. It was the fifth appearance of the event. Lightweight was the third-lightest category, including wrestlers weighing up to 65 kilograms. Eino Leino won his third Olympic medal, a bronze to go with his 1920 middleweight gold and 1924 welterweight silver.
The men's freestyle welterweight was a freestyle wrestling event held as part of the Wrestling at the 1928 Summer Olympics programme. It was the third appearance of the event. Welterweight was the median category, including wrestlers weighing up to 72 kilograms. Arvo Haavisto, a 1924 bronze medalist in the lightweight category, won the tournament.
The men's freestyle middleweight was a freestyle wrestling event held as part of the Wrestling at the 1928 Summer Olympics programme. It was the fourth appearance of the event. Middleweight was the third-heaviest category, including wrestlers weighing up to 79 kilograms.
