The men's 100 metre freestyle was one of six swimming events on the swimming at the 1908 Summer Olympics programme. It was the shortest of the three individual freestyle events, as the 50 yard freestyle had been dropped after its one appearance on the 1904 Summer Olympics programme. The 100 metre event was contested for the third time after it had been held at the 1896 and 1906 Olympics. The 1904 Olympics saw a 100-yard event. The competition was held on Friday 17 July 1908 and Monday 20 July 1908. Thirty-four swimmers from twelve nations competed. Each nation was limited to 12 swimmers.
The women's 100 metre freestyle was a swimming event held as part of the swimming at the 1912 Summer Olympics programme. It was the first appearance of a women's event in Olympic swimming, followed closely by the 4×100 metre free relay. The competition was held from Monday to Friday, 8 to 12 July 1912.
The men's 100 metre freestyle was a swimming event held as part of the swimming at the 1920 Summer Olympics programme. It was the fourth appearance of the event. A total of 31 swimmers from 15 nations competed in the event, which was held from August 22 to August 29, 1920. Nations were limited to four swimmers each. The United States swept the medals, and Duke Kahanamoku broke his own Olympic record in the semifinals and bettered his time again in the final to successfully defend his championship from 1912. Kahanamoku was the first man to successfully defend an Olympic 100 metres freestyle title and third man to win multiple medals of any color in the event.
The women's 100 metre freestyle was a swimming event held as part of the swimming at the 1920 Summer Olympics programme. It was the second appearance of the event, which was one of the two women's events held in 1912.
The men's 100 metre freestyle was a swimming event held as part of the swimming at the 1924 Summer Olympics programme. It was the sixth appearance of the event, which had not been featured at the 1900 Games. The competition was held on Saturday July 19, 1924 and on Sunday July 20, 1924. There were 30 competitors from 15 nations. Nations were limited to three swimmers each, down from four in 1920. The United States swept the medals for the second consecutive Games, winning its fourth consecutive gold medal. Johnny Weissmuller beat two-time defending champion Duke Kahanamoku in the final. Kahanamoku was the first man to win three medals in the event. His brother Samuel Kahanamoku earned the bronze medal.
The men's 1500 metre freestyle was a swimming event held as part of the swimming at the 1924 Summer Olympics programme. It was the fourth appearance of the event, which was established in 1908. The competition was held on Sunday July 13, 1924, on Monday July 14, 1924, and on Tuesday July 15, 1924.
The women's 100 metre freestyle was a swimming event held as part of the swimming at the 1924 Summer Olympics programme. It was the third appearance of the event, which was established in 1912. The competition was held on Saturday July 19, 1924, and on Sunday July 20, 1924.
The women's 400 metre freestyle was a swimming event held as part of the swimming at the 1924 Summer Olympics programme. It was the first appearance of the event, in 1920 a 300 metre race was contested. The competition was held from Sunday July 13, 1924, to Tuesday July 15, 1924.
The men's 100 metre freestyle was a swimming event held as part of the swimming at the 1928 Summer Olympics programme. It was the seventh appearance of the event, which had not been featured only at the 1900 Games. The competition was held on Friday and Saturday, 10 and 11 August 1928. Thirty swimmers from 17 nations competed. Nations had been limited to three swimmers each since the 1924 Games. Johnny Weissmuller of the United States repeated as gold medalist in the event, the second man to do so. It was the fifth consecutive victory for an American swimmer in the men's 100 metre freestyle. István Bárány earned Hungary's first medal in the event since 1908 with his silver. Katsuo Takaishi's bronze was Japan's first men's 100 metre freestyle medal. Bárány and Takaishi prevented the Americans from sweeping the medals a third consecutive time, as the United States swimmers finished first, fourth, and fifth.
The men's 1500 metre freestyle was a swimming event held as part of the swimming at the 1928 Summer Olympics programme. It was the fifth appearance of the event, which was established in 1908. The competition was held from Saturday to Monday, 4 to 6 August 1928.
The women's 100 metre freestyle was a swimming event held as part of the swimming at the 1928 Summer Olympics programme. It was the fourth appearance of the event, which was established in 1912. The competition was held on Friday and Saturday, 10 and 11 August 1928.
The women's 400 metre freestyle was a swimming event held as part of the swimming at the 1928 Summer Olympics programme. It was the second appearance of the event, which was established in 1924 after 1920 a 300-metre event was held. The competition was held from Saturday to Monday, 4 to 6 August 1928.
The women's 400 metre freestyle was a swimming event held as part of the swimming at the 1932 Summer Olympics programme. It was the third appearance of the event, which was established in 1924 after 1920 a 300 metre event was held. The competition was held on Thursday August 11, 1932 and on Saturday August 13, 1932.
The men's 1500 metre freestyle was a swimming event held as part of the swimming at the 1932 Summer Olympics programme. It was the sixth appearance of the event, which was established in 1908. The competition was held from Thursday August 11, 1932, to Saturday August 13, 1932.
The men's 400 metre freestyle was a swimming event held as part of the swimming at the 1932 Summer Olympics programme. It was the sixth appearance of the event, which was established in 1908. The competition was held from Monday August 8, 1932 to Wednesday August 10, 1932.
The men's 100 metre freestyle was a swimming event held as part of the swimming at the 1932 Summer Olympics programme. It was the eighth appearance of the event, which had not been featured only at the 1900 Games. The competition was held from Saturday August 6, 1932 to Sunday August 7, 1932. Twenty-two swimmers from ten nations competed. Nations had been limited to three swimmers each since the 1924 Games. The event was won by Yasuji Miyazaki of Japan, snapping a five-Games American win streak. Japan was only the third nation to win a gold medal in the event. The final was entirely made up of Japanese and American swimmers, three each; Japan took the top two places as Tatsugo Kawaishi earned silver. The top American, Albert Schwartz, earned bronze. While the American win streak had ended at five, the nation's podium streak ran to seven Games.
The men's 100 metre freestyle was a swimming event held as part of the swimming at the 1936 Summer Olympics programme. It was the ninth appearance of the event, which had not been featured only at the 1900 Games. The competition was held on Saturday and Sunday, 8 and 9 August 1936. Forty-five swimmers from 23 nations competed. Nations had been limited to three swimmers each since the 1924 Games. The event was won by Ferenc Csik of Hungary, the nation's first victory in the event since 1904 and third overall. For the second consecutive Games, Japan took two medals in the 100 metre freestyle, this time silver and bronze. The United States' seven-Games medal streak in the event ended as the nation's best result was sixth place by Peter Fick.
The women's 100 metre freestyle was a swimming event held as part of the swimming at the 1936 Summer Olympics programme. It was the sixth appearance of the event, which was established in 1912. The competition was held from Saturday to Monday, 8 to 10 August 1936.
The women's 400 metre freestyle was a swimming event held as part of the swimming at the 1936 Summer Olympics programme. It was the fourth appearance of the event, which was established in 1924 after 1920 a 300 metre event was held. The competition was held from Thursday to Saturday, 13 to 15 August 1936.
The men's 400 metre freestyle was a swimming event held as part of the swimming at the 1936 Summer Olympics programme. It was the seventh appearance of the event, which was established in 1908. The competition was held from Monday to Wednesday, 10 to 12 August 1936.
