Medal summary
Men
| Event | Gold | Silver | Bronze |
|---|---|---|---|
| 50 m freestyle | Caeleb Dressel (United States) | Bruno Fratus (Brazil) Kristian Golomeev (Greece) | |
| 100 m freestyle | Caeleb Dressel (United States) | Kyle Chalmers (Australia) | Vladislav Grinev (Russia) |
| 200 m freestyle | Sun Yang (China) | Katsuhiro Matsumoto (Japan) | Martin Malyutin (Russia) Duncan Scott (Great Britain) |
| 400 m freestyle | Sun Yang (China) | Mack Horton (Australia) | Gabriele Detti (Italy) |
| 800 m freestyle | Gregorio Paltrinieri (Italy) | Henrik Christiansen (Norway) | David Aubry (France) |
| 1500 m freestyle | Florian Wellbrock (Germany) | Mykhailo Romanchuk (Ukraine) | Gregorio Paltrinieri (Italy) |
| 50 m backstroke | Zane Waddell (South Africa) | Evgeny Rylov (Russia) | Kliment Kolesnikov (Russia) |
| 100 m backstroke | Xu Jiayu (China) | Evgeny Rylov (Russia) | Mitch Larkin (Australia) |
| 200 m backstroke | Evgeny Rylov (Russia) | Ryan Murphy (United States) | Luke Greenbank (Great Britain) |
| 50 m breaststroke | Adam Peaty (Great Britain) | Felipe Lima (Brazil) | João Gomes Júnior (Brazil) |
| 100 m breaststroke | Adam Peaty (Great Britain) | James Wilby (Great Britain) | Yan Zibei (China) |
| 200 m breaststroke | Anton Chupkov (Russia) | Matthew Wilson (Australia) | Ippei Watanabe (Japan) |
| 50 m butterfly | Caeleb Dressel (United States) | Oleg Kostin (Russia) | Nicholas Santos (Brazil) |
| 100 m butterfly | Caeleb Dressel (United States) | Andrey Minakov (Russia) | Chad le Clos (South Africa) |
| 200 m butterfly | Kristóf Milák (Hungary) | Daiya Seto (Japan) | Chad le Clos (South Africa) |
| 200 m individual medley | Daiya Seto (Japan) | Jérémy Desplanches (Switzerland) | Chase Kalisz (United States) |
| 400 m individual medley | Daiya Seto (Japan) | Jay Litherland (United States) | Lewis Clareburt (New Zealand) |
| 4×100 m freestyle relay | United States Caeleb Dressel, Blake Pieroni, Zach Apple, Nathan Adrian | Russia Vladislav Grinev, Vladimir Morozov, Kliment Kolesnikov, Evgeny Rylov | Australia Cameron McEvoy, Clyde Lewis, Alexander Graham, Kyle Chalmers |
| 4×200 m freestyle relay | Australia Clyde Lewis, Kyle Chalmers, Alexander Graham, Mack Horton | Russia Mikhail Dovgalyuk, Mikhail Vekovishchev, Aleksandr Krasnykh, Martin Malyutin | United States Andrew Seliskar, Blake Pieroni, Zach Apple, Townley Haas |
| 4×100 m medley relay |
Women
| Event | Gold | Silver | Bronze |
|---|---|---|---|
| 50 m freestyle | Simone Manuel (United States) | Sarah Sjöström (Sweden) | Cate Campbell (Australia) |
| 100 m freestyle | Simone Manuel (United States) | Cate Campbell (Australia) | Sarah Sjöström (Sweden) |
| 200 m freestyle | Federica Pellegrini (Italy) | Ariarne Titmus (Australia) | Sarah Sjöström (Sweden) |
| 400 m freestyle | Ariarne Titmus (Australia) | Katie Ledecky (United States) | Leah Smith (United States) |
| 800 m freestyle | Katie Ledecky (United States) | Simona Quadarella (Italy) | Ariarne Titmus (Australia) |
| 1500 m freestyle | Simona Quadarella (Italy) | Sarah Köhler (Germany) | Wang Jianjiahe (China) |
| 50 m backstroke | Olivia Smoliga (United States) | Etiene Medeiros (Brazil) | Daria Vaskina (Russia) |
| 100 m backstroke | Kylie Masse (Canada) | Minna Atherton (Australia) | Olivia Smoliga (United States) |
| 200 m backstroke | Regan Smith (United States) | Kaylee McKeown (Australia) | Kylie Masse (Canada) |
| 50 m breaststroke | Lilly King (United States) | Benedetta Pilato (Italy) | Yuliya Yefimova (Russia) |
| 100 m breaststroke | Lilly King (United States) | Yuliya Yefimova (Russia) | Martina Carraro (Italy) |
| 200 m breaststroke | Yuliya Yefimova (Russia) | Tatjana Schoenmaker (South Africa) | Sydney Pickrem (Canada) |
| 50 m butterfly | Sarah Sjöström (Sweden) | Ranomi Kromowidjojo (Netherlands) | Farida Osman (Egypt) |
| 100 m butterfly | Margaret MacNeil (Canada) | Sarah Sjöström (Sweden) | Emma McKeon (Australia) |
| 200 m butterfly | Boglárka Kapás (Hungary) | Hali Flickinger (United States) | Katie Drabot (United States) |
| 200 m individual medley | Katinka Hosszú (Hungary) | Ye Shiwen (China) | Sydney Pickrem (Canada) |
| 400 m individual medley | Katinka Hosszú (Hungary) | Ye Shiwen (China) | Yui Ohashi (Japan) |
| 4×100 m freestyle relay | Australia Bronte Campbell, Brianna Throssell, Emma McKeon, Cate Campbell | United States Mallory Comerford, Abbey Weitzeil, Kelsi Dahlia, Simone Manuel | Canada Kayla Sanchez, Taylor Ruck, Penny Oleksiak, Margaret MacNeil |
| 4×200 m freestyle relay | Australia Ariarne Titmus, Madison Wilson, Brianna Throssell, Emma McKeon | United States Simone Manuel, Katie Ledecky, Melanie Margalis, Katie McLaughlin | Canada Kayla Sanchez, Taylor Ruck, Penny Oleksiak, Emily Overholt |
| 4×100 m medley relay | United States Regan Smith, Lilly King, Kelsi Dahlia, Simone Manuel | Australia Minna Atherson, Jessica Hansen, Emma McKeon, Cate Campbell | Canada Kylie Masse, Sydney Pickrem, Margaret MacNeil, Penny Oleksiak |