OLYMPIC RECORDS – after Rio 2016 MEN Event Swimmer Time Place Date 50m freestyle Cesar Cielo (BRA) 21.30 Beijing (CHN) August 16, 2008 100m freestyle Eamon Sullivan (AUS) 47.05 Beijing (CHN) August 13, 2008 200m freestyle Michael Phelps (USA) 1:42.96 Beijing (CHN) August 12, 2008 400m freestyle Yang Sun (CHN) 3:40.14 London (GBR) July 28, 2012 1500m freestyle Yang Sun (CHN) 14:31.02 London (GBR) August 4, 2012 100m backstroke Ryan Murphy (USA) 51.85 Rio de Janeiro (BRA) August 13, 2016 200m backstroke Tyler Clary (USA) 1:53.41 London (GBR) August 2, 2012 100m breaststroke Adam Peaty (GBR) 57.13 Rio de Janeiro (BRA) August 7, 2016 200m breaststroke Ippei Watanabe (JPN) 2:07.22 Rio de Janeiro (BRA) August 9, 2016 100m butterfly Joseph Schooling (SIN) 50.39 Rio de Janeiro (BRA) August 12, 2016 200m butterfly Michael Phelps (USA) 1:52.03 Beijing (CHN) August 13, 2008 200m ind. Medley Michael Phelps (USA) 1:54.23 Beijing (CHN) August 15, 2008 400m ind. Medley Michael Phelps (USA) 4:03.84 Beijing (CHN) August 10, 2008 4x100m freestyle United States 3:08.24 Beijing (CHN) August 11, 2008 Michael Phelps Garrett Weber-Gale Cullen Jones Jason Lezak 4x200m freestyle United States 6:58.56 Beijing (CHN) August 13, 2008 Michael Phelps Ryan Lochte Ricky Berens Peter Vanderkaay 4x100m medley United States 3:27.95 Rio de Janeiro (BRA) August 13, 2016 Ryan Murphy Cody Miller Michael Phelps Nathan Adrian OLYMPIC RECORDS – after Rio 2016 WOMEN Event Swimmer Time Place Date 50m freestyle Ranomi Kromowidjojo (NED) 24.05 London (GBR) August 4, 2012 100m freestyle Simone Manuel (USA) 52.70 Rio de Janeiro (BRA) August 11, 2016 & Penny Oleksiak (CAN) 200m freestyle Allison Schmitt (USA) 1:53.61 London (GBR) July 31, 2012 400m freestyle Katie Ledecky (USA) 3:56.46 Rio de Janeiro (BRA) August 7, 2016 800m freestyle Katie Ledecky (USA) 8:04.79 Rio de Janeiro (BRA) August 12, 2016 100m backstroke Emily Seebohm (AUS) 58.23 London (GBR) July 29, 2012 200m backstroke Missy Franklin (USA) 2:04.06 London (GBR) August 3, 2012 100m breaststroke Lilly King (USA) 1:04.93 Rio de Janeiro (BRA) August 8, 2016 200m breaststroke Rebecca Soni (USA) 2:19.59 London (GBR) August 2, 2012 100m butterfly Sarah Sjöström (SWE) 55.48 Rio de Janeiro (BRA) August 7, 2016 200m butterfly Liuyang Jiao (CHN) 2:04.06 London (GBR) August 1, 2012 200m ind. Medley Katinka Hosszu (HUN) 2:06.58 Rio de Janeiro (BRA) August 9, 2016 400m ind. Medley Katinka Hosszu (HUN) 4:26.36 Rio de Janeiro (BRA) August 6, 2016 4x100m freestyle Australia 3:30.65 Rio de Janeiro (BRA) August 6, 2016 Emma McKeon Brittany Elmslie Bronte Campbell Cate Campbell 4x200m freestyle United States 7:42.92 London (GBR) August 1, 2012 Missy Franklin Dana Vollmer Shannon Vreeland Allison Schmitt 4x100m medley United States 3:52.05 London (GBR) August 4, 2012 Missy Franklin Rebecca Soni Dana Vollmer Allison Schmitt .