FINA 50m-pool WORLD JUNIOR RECORDS (as of August 22, 2017)

BOYS

Event Swimmer Time Place Date 50m freestyle Yu Hexin (CHN) 22.00 Nanjing (CHN) August 20, 2014 100m freestyle Kyle Chalmers (AUS) 47.58 Rio de Janeiro (BRA) August 10, 2016 200m freestyle Maxime Rooney (USA) 1:47.10 San Antonio (USA) August 7, 2015 pending Alexei Sancov (MDV) 1:47.00 Netanya (ISR) July 2, 2017 400m freestyle Mack Horton (AUS) 3:44.60 Brisbane (AUS) April 1, 2014 800m freestyle Mack Horton (AUS) 7:45.67 Dubai (UAE) August 28, 2013 1500m freestyle Mack Horton (AUS) 14:51.55 Brisbane (AUS) April 6, 2014 50m backstroke (RUS) 24.94 Hodmezovasarhely (HUN) July 9, 2016 100m backstroke Kliment Kolesnikov (RUS) 53.65 Hodmezovasarhely (HUN) July 7, 2016 pending Kliment Kolesnikov (RUS) 53.35 Rome (ITA) August 9, 2017 200m backstroke Kliment Kolesnikov (RUS) 1:55.49 (RUS) April 13, 2017 pending Kliment Kolesnikov (RUS) 1:55.14 Budapest (HUN) July 28, 2017 50m Nicolo Martinenghi (ITA) 26.97 Riccione (ITA) April 4, 2017 100m breaststroke Nicolo Martinenghi (ITA) 59.31 Rome (ITA) June 23, 2017 pending Nicolo Martinenghi (ITA) 59.23 Netanya (ISR) July 2, 2017 200m breaststroke (RUS) 2:09.64 (RUS) August 6, 2015 pending Qin Haiyang (CHN) 2:09.39 Budapest (HUN) July 27, 2017 50m butterfly Li Zhuhao (CHN) 23.39 Beijing (CHN) September 29, 2015 100m butterfly Li Zhuhao (CHN) 51.26 Rio de Janeiro (BRA) August 12, 2016 pending Kristof Milak (HUN) 50.62 Budapest (HUN) July 29, 2017 200m butterfly Nao Horomura (JPN) 1:55.37 Nagoya (JPN) April 15, 2017 pending Kristof Milak (HUN) 1:53.79 Netanya (ISR) June 30, 2017 200m ind. Medley Michael Andrew (USA) 1:59.12 Indianapolis (USA) March 3, 2017 pending Qin Haiyang (CHN) 1:57.06 Budapest (HUN) July 27, 2017 400m ind. Medley Sean Grieshop (USA) 4:14.00 Omaha (USA) June 26, 2016

4x100m freestyle Australia 3:16.96 Dubai (UAE) August 26, 2013 Luke Percy Regan Leong Jones Blake Mack Horton

4x200m freestyle United States 7:13.76 (SIN) August 28, 2015 Grant Shoults Maxime Rooney Sean Grieshop Grant House

4x100m medley 3:36.44 Singapore (SIN) August 30, 2015 Roman Larin Anton Chupkov Vladislav Kozlov pending Italy 3:35.24 Netanya (ISR) July 2, 2017 Thomas Ceccon Nicolo Martinenghi Federico Burdisso Davide Nardini

World Best Time

FINA 50m-pool WORLD JUNIOR RECORDS (as of August 22, 2017)

GIRLS

Event Swimmer Time Place Date 50m freestyle Rikako Ikee (JPN) 24.48 Tokyo (JPN) February 18, 2017 100m freestyle (CAN) 52.70 Rio de Janeiro (BRA) August 11, 2016 200m freestyle Shen Duo (CHN) 1:56.12 Nanjing (CHN) August 20, 2014 400m freestyle Katie Ledecky (USA) 3:58.37 Gold Coast (AUS) August 23, 2014 800m freestyle Katie Ledecky (USA) 8:11.00 Shenandoah (USA) June 22, 2014 1500m freestyle Katie Ledecky (USA) 15:28.36 Gold Coast (AUS) August 24, 2014 50m backstroke Minna Atherton (AUS) 27.49 Brisbane (AUS) February 2, 2016 100m backstroke Minna Atherton (AUS) 59.34 Brisbane (AUS) July 2, 2016 200m backstroke Daria Ustinova (RUS) 2:07.43 Chartres (FRA) August 15, 2015 pending Kaylee McKeown (AUS) 2:06.76 Budapest (HUN) July 29, 2017 50m breaststroke Ruta Meilutyte (LTU) 29.86 Dubai (UAE) August 27, 2013 100m breaststroke Ruta Meilutyte (LTU) 1:05.39 Nanjing (CHN) August 20, 2014 200m breaststroke Viktoria Gunes (TUR) 2:19.64 Singapore (SIN) August 30, 2015 50m butterfly Rikako Ikee (JPN) 25.51 Nagoya (JPN) April 13, 2017 100m butterfly Penny Oleksiak (CAN) 56.46 Rio de Janeiro (BRA) August 7, 2016 200m butterfly Suzuka Hasegawa (JPN) 2:06.29 Nagoya (JPN) April 15, 2017 200m ind. Medley Rikako Ikee (JPN) 2:09.98 Tokyo (JPN) January 29, 2017 400m ind. Medley Rosie Rudin (GBR) 4:39.01 Singapore (SIN) August 25, 2015

4x100m freestyle Australia 3:39.87 Singapore (SIN) August 29, 2015 Shayna Jack Minna Atherton Gemma Cooney Lucy Elizabeth McJannett

4x200m freestyle Australia 7:56.68 Singapore (SIN) August 25, 2015 Tamsin Cook Lucy Elizabeth McJannett Shayna Jack Gemma Cooney

4x100m medley Russia 4:01.05 Singapore (SIN) August 30, 2015 Irina Prikhodko Marila Astashkina Polina Egorova Mariia Kameneva

World Best Time

FINA 50m-pool WORLD JUNIOR RECORDS (as of August 22, 2017)

MIXED

Event Swimmer Time Place Date 4x100m mixed freestyle 3:27.71 Singapore (SIN) August 27, 2015 (M) (M) Penny Oleksiak (W) (W)

4x100m mixed medley Russia 3:45.85 Singapore (SIN) August 26, 2015 Irina Prikhodko (W) Anton Chupkov (M) Daniil Pakhomov (M) (W)

World Best Time

FINA 25m-pool WORLD JUNIOR RECORDS FINA World Junior Records in 25m are recognised starting on January 1, 2015.

BOYS

World Best Times/World Records

Event Time 50m freestyle 21.32 100m freestyle Kyle Chalmers (AUS) 46.12 Tokyo (JPN) October 25, 2016 200m freestyle 1:41.95 400m freestyle 3:39.48 800m freestyle 7:41.51 1500m freestyle 14:27.70 50m backstroke Kacper Stokowski (POL) 23.42 Gorzow (POL) March 11, 2017 100m backstroke Kacper Stokowski (POL) 50.53 Olsztyn (POL) December 17, 2016 200m backstroke 1:48.86 50m breaststroke Michael Andrew (USA) 26.39 Windsor (CAN) December 10, 2016 100m breaststroke Anton Chupkov (RUS) 57.61 Kazan (RUS) November 9, 2015 200m breaststroke 2:03.23 50m butterfly 22.43 100m butterfly 50.53 200m butterfly 1:51.30 100m ind. Medley 51.93 200m ind. Medley 1:52.48 400m ind. Medley 3:59.15 4x50m freestyle 1:27.46 4x100m freestyle 3:12.56 4x200m freestyle 6:59.66 4x50m medley 1:38.29 4x100m medley 3:28.05

FINA 25m-pool WORLD JUNIOR RECORDS FINA World Junior Records in 25m are recognised starting on January 1, 2015.

GIRLS

World Best Times/World Records

Event Time 50m freestyle Menghui Zhu (CHN) 24.00 Beijing (CHN) September 30, 2016 100m freestyle 52.09 200m freestyle 1:53.07 400m freestyle 4:00.56 800m freestyle 8:16.11 1500m freestyle 15:54.69 50m backstroke 26.13 100m backstroke 55.99 200m backstroke 2:00.03 50m breaststroke 29.84 100m breaststroke 1:02.36 200m breaststroke 2:18.90 50m butterfly Rikako Ikee (JPN) 25.73 Tokyo (JPN) October 26, 2016 100m butterfly Rikako Ikee (JPN) 56.42 Tokyo (JPN) October 25, 2016 200m butterfly Suzuka Hasegawa (JPN) 2:02.96 Tokyo (JPN) January 14, 2017 100m ind. Medley Rikako Ikee (JPN) 58.24 Tokyo (JPN) October 26, 2016 200m ind. Medley 2:04.64 400m ind. Medley 4:23.33 4x50m freestyle 1:40.59 4x100m freestyle 3:32.63 4x200m freestyle 7:43.73 4x50m medley 1:52.11 4x100m medley 3:49.16

FINA 25m-pool WORLD JUNIOR RECORDS FINA World Junior Records in 25m are recognised starting on January 1, 2015.

MIXED

World Best Times

Event Time 4x50m mixed freestyle 1:33.37 4x50m mixed medley 1:42.42