100 metres Freestyle, Men
| # | Performance | Athlete(s) | NOC | Games | Date | Phase | Rank | ||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1:22.2 | Alfréd Hajós |  HUN |
Athina 1896 | 11 April 1896 | Final Standings | 1 | ||
| 2 | 1:17.6 | Charlie Daniels |  USA |
Athina 1906 | 24 April 1906 | Round One, Heat One | 1 | ||
| 3 | 1:13.0 | Charlie Daniels | USA |
Athina 1906 | 25 April 1906 | Final | 1 | ||
| 4 | 1:08.2 | Zoltán Halmay | HUN |
London 1908 | 17 July 1908 | Round One, Heat One | 1 | ||
| 5 | 1:05.8 | Charlie Daniels | USA |
London 1908 | 17 July 1908 | Round One, Heat Five | 1 | ||
| 6 | 1:05.6 WR | Charlie Daniels | USA |
London 1908 | 20 July 1908 | Final | 1 | ||
| 7 | 1:04.8 | Perry McGillivray | USA |
Stockholm 1912 | 7 July 1912 | Round One, Heat Four | 1 | ||
| 8 | 1:02.6 | Duke Kahanamoku | USA |
Stockholm 1912 | 7 July 1912 | Round One, Heat Five | 1 | ||
| 9 | 1:02.4 | Duke Kahanamoku | USA |
Stockholm 1912 | 9 July 1912 | Semi-Finals, Heat Three | 1 | ||
| 10 | 1:01.8 | Duke Kahanamoku | USA |
Antwerpen 1920 | 22 August 1920 | Round One, Heat One | 1 | ||
| 11 | 1:01.4 | Duke Kahanamoku | USA |
Antwerpen 1920 | 23 August 1920 | Semi-Finals, Heat One | 1 | ||
| 12 | 1:01.4 | Duke Kahanamoku | USA |
Antwerpen 1920 | 29 August 1920 | Final | 1 | ||
| 13 | 1:00.8 | Johnny Weissmuller | USA |
Paris 1924 | 19 July 1924 | Semi-Finals, Heat Two | 1 | ||
| 14 | 59.0 | Johnny Weissmuller | USA |
Paris 1924 | 20 July 1924 | Final | 1 | ||
| 15 | 58.6 | Johnny Weissmuller | USA |
Amsterdam 1928 | 10 August 1928 | Semi-Finals, Heat Three | 1 | ||
| 16 | 58.6 | Johnny Weissmuller | USA |
Amsterdam 1928 | 11 August 1928 | Final | 1 | ||
| 17 | 58.0 | Yasuji Miyazaki |  JPN |
Los Angeles 1932 | 6 August 1932 | Semi-Finals, Heat One | 1 | ||
| 18 | 57.6 | Peter Fick | USA |
Berlin 1936 | 8 August 1936 | Round One, Heat One | 1 | ||
| 19 | 57.5 | Masaharu Taguchi | JPN |
Berlin 1936 | 8 August 1936 | Round One, Heat Five | 1 | ||
| 20 | 57.5 | Masanori Yusa | JPN |
Berlin 1936 | 8 August 1936 | Semi-Finals, Heat Two | 1 | ||
| 21 | 57.5 | Wally Ris | USA |
London 1948 | 30 July 1948 | Semi-Finals, Heat Two | 1 | ||
| 22 | 57.3 | Wally Ris | USA |
London 1948 | 31 July 1948 | Final | 1 | ||
| 23 | 57.1 | Clarke Scholes | USA |
Helsinki 1952 | 27 July 1952 | Semi-Finals, Heat One | 1 | ||
| 24 | 56.8 | Reid Patterson | USA |
Melbourne 1956 | 29 November 1956 | Round One, Heat Four | 1 | ||
| 25 | 55.7 | Jon Henricks |  AUS |
Melbourne 1956 | 29 November 1956 | Semi-Finals, Heat One | 1 | ||
| 26 | 55.4 | Jon Henricks | AUS |
Melbourne 1956 | 30 November 1956 | Final | 1 | ||
| 27 | 55.2 | John Devitt | AUS |
Roma 1960 | 27 August 1960 | Final | 1 | ||
| 28 | 55.1 | Lance Larson | USA |
Roma 1960 | 27 August 1960 | Final | 2 | ||
| 29 | 54.0 | Gary Ilman | USA |
Tokyo 1964 | 11 October 1964 | Round One, Heat One | 1 | ||
| 30 | 53.6 | Steve Clark | USA |
Tokyo 1964 | 13 October 1964 | Round One, Heat Two | 1 | 1 | |
| 31 | 53.4 | Don Schollander | USA |
Tokyo 1964 | 12 October 1964 | Final | 1 | ||
| 32 | 52.9 WR | Steve Clark | USA |
Tokyo 1964 | 14 October 1964 | Final | 1 | 2 | |
| 33 | 52.9 | Mike Wenden | AUS |
Ciudad de México 1968 | 18 October 1968 | Semi-Finals, Heat Three | 1 | ||
| 34 | 52.2 WR | Mike Wenden | AUS |
Ciudad de México 1968 | 19 October 1968 | Final | 1 | ||
| 35 | 51.22 WR | Mark Spitz | USA |
München 1972 | 3 September 1972 | Final | 1 | ||
| 36 | 50.39 WR | Jim Montgomery | USA |
Montréal 1976 | 24 July 1976 | Semi-Finals, Heat One | 1 | ||
| 37 | 49.99 WR | Jim Montgomery | USA |
Montréal 1976 | 25 July 1976 | Final | 1 | ||
| 38 | 49.80 | Rowdy Gaines | USA |
Los Angeles 1984 | 31 July 1984 | Final | 1 | ||
| 39 | 49.20 | Chris Jacobs | USA |
Seoul 1988 | 22 September 1988 | Round One, Heat Eight | 1 | ||
| 40 | 49.04 | Matt Biondi | USA |
Seoul 1988 | 22 September 1988 | Round One, Heat Ten | 1 | ||
| 41 | 48.63 | Matt Biondi | USA |
Seoul 1988 | 22 September 1988 | Final | 1 | ||
| 42 | 48.18 WR | Michael Klim | AUS |
Sydney 2000 | 16 September 2000 | Final | 1 | 3 | |
| 43 | 47.84 WR | Pieter van den Hoogenband |  NED |
Sydney 2000 | 19 September 2000 | Semi-Finals, Heat Two | 1 | ||
| 44 | 47.76 | Amaury Leveaux |  FRA |
Beijing 2008 | 10 August 2008 | Round One, Heat Two | 1 | 4 | |
| 45 | 47.24 WR | Eamon Sullivan | AUS |
Beijing 2008 | 11 August 2008 | Final | 3 | 5 | |
| 46 | 47.20 WR | Alain Bernard | FRA |
Beijing 2008 | 13 August 2008 | Semi-Finals, Heat One | 1 | ||
| 47 | 47.05 WR | Eamon Sullivan | AUS |
Beijing 2008 | 13 August 2008 | Semi-Finals, Heat Two | 1 |