2025 World Aquatics Junior Swimming Championships
Swimming event in Otopeni, Romania
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Medal summary
Medal table
* Host nation (Romania)
| Rank | Nation | Gold | Silver | Bronze | Total |
|---|---|---|---|---|---|
| 1 |  United States | 10 | 6 | 6 | 22 |
| 2 |  Neutral Athletes B | 5 | 5 | 5 | 15 |
| 3 |  China | 5 | 3 | 3 | 11 |
| 4 |  Japan | 4 | 8 | 6 | 18 |
| 5 |  Great Britain | 3 | 7 | 5 | 15 |
| 6 |  Italy | 3 | 2 | 7 | 12 |
| 7 |  Turkey | 3 | 0 | 1 | 4 |
| 8 |  Lithuania | 2 | 1 | 1 | 4 |
| 9 |  Ireland | 2 | 0 | 1 | 3 |
| 10 |  South Korea | 1 | 1 | 1 | 3 |
| 11 |  Argentina | 1 | 1 | 0 | 2 |
| 12 |  Australia | 1 | 0 | 0 | 1 |
 New Zealand | 1 | 0 | 0 | 1 | |
 South Africa | 1 | 0 | 0 | 1 | |
 Ukraine | 1 | 0 | 0 | 1 | |
| 16 |  Germany | 0 | 3 | 0 | 3 |
| 17 |  Romania* | 0 | 1 | 1 | 2 |
| 18 |  Brazil | 0 | 1 | 0 | 1 |
 Hungary | 0 | 1 | 0 | 1 | |
 Nigeria | 0 | 1 | 0 | 1 | |
| 21 |  Canada | 0 | 0 | 1 | 1 |
 Croatia | 0 | 0 | 1 | 1 | |
 Czech Republic | 0 | 0 | 1 | 1 | |
 Denmark | 0 | 0 | 1 | 1 | |
 Greece | 0 | 0 | 1 | 1 | |
| Totals (25 entries) | 43 | 41 | 42 | 126 | |
Source: Medal table
Men
| Event | Gold | Silver | Bronze | |||
|---|---|---|---|---|---|---|
| 50 m freestyle[3] | Nikita Sheremet Ukraine | 21.99 | Jacob Mills Great Britain | 22.02 | Carlos D’Ambrosio Italy | 22.14 |
| 100 m freestyle[4] | Carlos D’Ambrosio Italy | 47.88 | Jacob Mills Great Britain | 48.22 | Tajus Juska Lithuania | 48.72 |
| 200 m freestyle[5] | Carlos D’Ambrosio Italy | 1:45.15 CR, NR |
Xu Haibo China | 1:46.67 | Raito Numata Japan | 1:46.70 |
| 400 m freestyle[6] | Grigorii Vekovishchev Neutral Athletes B | 3:46.64 | Egor Babinich Neutral Athletes B | 3:47.57 | Xu Haibo China | 3:47.73 |
| 800 m freestyle[7] | Kuzey Tunçelli Turkey | 7:46.52 | Kazushi Imafuku Japan | 7:48.34 NR | Grigorii Vekovishchev Neutral Athletes B | 7:50.04 |
| 1500 m freestyle[8] | Kuzey Tunçelli Turkey | 14:48.81 | Kazushi Imafuku Japan | 14:56.97 | Vasileios Kakoulakis Greece | 15:00.29 |
| 50 m backstroke[9] | Georgii Iakovlev Neutral Athletes B | 24.91 | Not awarded | John Shortt Ireland | 25.06 | |
| Daniele Del Signore Italy | 24.91 | |||||
| 100 m backstroke[10] | John Shortt Ireland | 53.86 | Georgii Iakovlev Neutral Athletes B | 53.94 | Gavin Keogh United States | 54.06 |
| 200 m backstroke[11] | John Shortt Ireland | 1:56.19 NR |
Daniele Del Signore Italy | 1:57.99 | David Melnychuk United States | 1:58.13 |
| 50 m breaststroke[12] | Nusrat Allahverdi Turkey | 26.98 | Jan Malte Grafe Germany | 26.99 | Shin Osashi Japan | 27.12 |
| 100 m breaststroke[13] | Filip Nowacki Great Britain | 59.20 | Shin Ohashi Japan | 59.50 | Max Morgan Great Britain | 59.93 |
| 200 m breaststroke[14] | Filip Nowacki Great Britain | 2:07.32 CR |
Shin Ohashi Japan | 2:07.56 | Gabe Nunziata United States | 2:09.70 |
| 50 m butterfly[15] | Dean Fearn Great Britain | 23.54 | Abdul Jabar Adama Nigeria | 23.64 | Jan Foltýn Czech Republic | 23.65 |
| 100 m butterfly[16] | Tajus Juska Lithuania | 51.83 NR | Lucio Flavio de Paula Filho Brazil | 52.01 | Dean Fearn Great Britain | 52.33 |
| 200 m butterfly[17] | Kris Mihaylov South Africa | 1:56.16 | David Antal Hungary | 1:56.87 | Tuncer Berk Ertürk Turkey | 1:58.21 |
| 200 m individual medley[18] | Mikhail Shcherbakov Neutral Athletes B | 1:57.25 CR |
Yumeki Kojima Japan | 1:57.32 | Raito Numata Japan | 1:57.98 |
| 400 m individual medley[19] | Raito Numata Japan | 4:11.37 | Yumeki Kojima Japan | 4:12.99 | Robert-Andrei Badea Romania | 4:13.79 NR |
| 4×100 m freestyle relay[20] | Neutral Athletes B Mikhail Shcherbakov (49.13) Roman Zhidkov (48.37) Egor Proshin (48.98) Georgii Zlotnikov (48.90) Matvei Nesterov[a] | 3:15.38 WJ |
Italy (ITA) Francesco Ceolin (50.15) Daniel D'Agostino (49.40) Daniele Del Signore (49.28) Carlos D’Ambrosio (47.20) Gabriele Valente[a] | 3:16.03 | United States (USA) Austin Carpenter (49.71) Rowan Cox (48.93) Kenneth Barnicle (49.57) Michael Rice (48.85) Luke Danail Vatev[a] | 3:17.06 |
| 4×200 m freestyle relay[21] | Neutral Athletes B Mikhail Shcherbakov (1:47.28) Grigorii Vekovishchev (1:48.12) Egor Babinich (1:47.51) Andrei Cherepkov (1:47.48) Matvei Nesterov[a] | 7:10.39 | Japan (JPN) Kazusa Kuroda (1:47.80) Yumeki Kojima (1:48.55) Kazushi Imafuku (1:50.19) Raito Numata (1:45.93) | 7:12.47 | Italy (ITA) Gabriele Valente (1:49.27) Alberto Ferrazza (1:48.74) Andrea Zanin (1:49.29) Carlos D’Ambrosio (1:45.60) Francesco Pernice[a] | 7:12.90 |
| 4×100 m medley relay[22] | Japan (JPN) Yumeki Kojima (54.92) Shin Ohashi (58.55) Raito Numata (52.94) Kazusa Kuroda (48.59) Toya Hirata[a] | 3:35.00 | Great Britain (GBR) Daniel Ransom (55.70) Filip Nowacki (59.23) Dean Fearn (52.44) Jacob Mills (47.65) Max Morgan[a] Gabriel Shepherd[a] | 3:35.02 | Italy (ITA) Daniele Del Signore (54.65) Gabriele Garzia (1:01.25) Francesco Ceolin (52.69) Carlos D’Ambrosio (47.27) Matteo Venini[a] Daniel D'Agostino[a] | 3:35.86 |
Women
| Event | Gold | Silver | Bronze | |||
|---|---|---|---|---|---|---|
| 50 m freestyle[23] | Rylee Erisman United States | 24.70 | Theodora Taylor Great Britain | 24.72 | Jana Pavalić Croatia | 24.85 |
| 100 m freestyle[24] | Rylee Erisman United States | 52.79 CR |
Lily King United States | 54.19 | Theodora Taylor Great Britain | 54.20 |
| 200 m freestyle[25] | Yang Peiqi China | 1:56.25 CR |
Rylee Erisman United States | 1:56.76 | Alessandra Mao Italy | 1:57.00 |
| 400 m freestyle[26] | Yang Peiqi China | 4:05.38 CR |
Yan Tiaoshan China | 4:05.80 | Kennedi Dobson United States | 4:06.66 |
| 800 m freestyle[27] | Yang Peiqi China | 8:22.93 | Agostina Hein Argentina | 8:26.19 | Kseniia Misharina Neutral Athletes B | 8:29.50 |
| 1500 m freestyle[28] | Yang Peiqi China | 16:08.37 | Kseniia Misharina Neutral Athletes B | 16:12.63 | Emma Vittoria Giannelli Italy | 16:15.40 |
| 50 m backstroke[29] | Ainsley Trotter Australia | 27.88 | Kim Seung-won South Korea | 28.00 | Blythe Kinsman Great Britain | 28.04 |
| 100 m backstroke[30] | Charlotte Crush United States | 59.52 | Daria-Mariuca Silisteanu Romania | 1:00.02 NR |
Madison Kryger Canada | 1:00.27 |
| 200 m backstroke[31] | Audrey Derivaux United States | 2:06.99 CR |
Charlotte Crush United States | 2:07.83 | Milana Stepanova Neutral Athletes B | 2:09.99 |
| 50 m breaststroke[32] | Rachel McAlpin United States | 30.78 | Smiltė Plytnykaitė Lithuania | 31.12 | Ralina Giliazova Neutral Athletes B | 31.19 |
| 100 m breaststroke[33] | Smiltė Plytnykaitė Lithuania | 1:06.86 | Lena Ludwig Germany | 1:07.60 | Moon Su-a South Korea | 1:07.86 |
| 200 m breaststroke[34] | Moon Su-a South Korea | 2:24.77 | Lena Ludwig Germany | 2:26.56 | Kaidy Stout United States | 2:26.84 |
| 50 m butterfly[35] | Zoe Pedersen New Zealand | 25.63 | Mizuki Hirai Japan | 25.66 | Martine Damborg Denmark | 25.80 |
| 100 m butterfly[36] | Mizuki Hirai Japan | 56.87 CR |
Audrey Derivaux United States | 57.74 | Gong Zhenqi China | 58.10 |
| 200 m butterfly[37] | Audrey Derivaux United States | 2:07.57 | Serafima Fokina Neutral Athletes B | 2:07.67 | Umi Ishizuka Japan | 2:08.16 |
| 200 m individual medley[38] | Audrey Derivaux United States | 2:10.58 | Amalie Smith Great Britain | 2:11.07 | Shuna Sasaki Japan | 2:11.84 |
| 400 m individual medley[39] | Agostina Hein Argentina | 4:34.34 CR, NR |
Amalie Smith Great Britain | 4:35.49 | Shuna Sasaki Japan | 4:38.94 |
| 4×100 m freestyle relay[40] | United States (USA) Rylee Erisman (53.41) Liberty Clark (53.85) Julie Mishler (54.65) Lily King (53.62) Annam Olasewere[a] | 3:35.53 WJ |
Neutral Athletes B Kira Manokhina (54.51) Mariia Poleshchuk (54.49) Alisa Zakharova (54.45) Milana Stepanova (54.42) Vasilisa Malaeva[a] | 3:37.87 | China (CHN) Luo Mingyu (55.65) Yan Tiaoshan (55.47) Chen Yizhou (54.75) Yang Peiqi (54.51) Sun Yidan[a] Zhou Yanjun[a] | 3:40.38 |
| 4×200 m freestyle relay[41] | China (CHN) Yan Tiaoshan (1:57.69) Gong Zhenqi (1:57.91) Luo Mingyu (2:00.45) Yang Peiqi (1:55.54) | 7:51.59 | United States (USA) Kennedi Dobson (1:57.53) Lily King (1:58.39) Kayla Han (2:00.21) Rylee Erisman (1:56.69) Liberty Clark[a] Brinkleigh Hansen[a] | 7:52.82 | Italy (ITA) Bianca Nannucci (1:59.67) Lucrezia Domina (1:58.75) Chiara Sama (1:58.72) Alessandra Mao (1:59.72) | 7:56.86 |
| 4×100 m medley relay[42] | United States (USA) Charlotte Crush (1:00.00) Rachel McAlpin (1:09.16) Audrey Derivaux (57.94) Rylee Erisman (52.75) Julie Mishler[a] Mena Boardman[a] Lily King[a] | 3:59.85 | China (CHN) Li Jiawei (1:00.55) Wang Yijing (1:09.09) Gong Zhenqi (57.59) Yang Peiqi (54.14) Sun Yidan[a] Zhou Xinyang[a] Chn Yizhou[a] | 4:01.37 | Neutral Athletes B Milana Stepanova (1:00.27) Viktoriia Tarannikova (1:08.90) Serafima Fokina (59.00) Kira Manokhina (53.44) Daria Zarubenkova[a] Ralina Giliazova[a] Mariia Poleshchuk[a] | 4:01.61 |
Mixed
| Event | Gold | Silver | Bronze | |||
|---|---|---|---|---|---|---|
| 4×100 m freestyle relay[43] | United States (USA) Michael Rice (49.80) Rowan Cox (49.21) Rylee Erisman (53.11) Lily King (53.91) Luke Danail Vatev[a] Austin Carpenter[a] Liberty Clark[a] Julie Mishler[a] | 3:26.03 | Great Britain (GBR) Gabriel Shepherd (49.72) Jacob Mills (47.76) Skye Carter (54.63) Theodora Taylor (54.06) | 3:26.17 | Italy (ITA) Gabriele Valente (49.69) Carlos D’Ambrosio (47.40) Ludovica di Maria (55.01) Alessandra Mao (54.69) Francesco Ceolin[a] Chiara Sama[a] | 3:26.79 |
| 4×100 m medley relay[44] | Japan (JPN) Yumeki Kojima (54.90) Shin Ohashi (58.52) Mizuki Hirai (56.68) Yui Fukuoka (55.47) Toya Hirata[a] | 3:45.57 | United States (USA) Gavin Keogh (54.07) Gabe Nunziata (1:00.80) Charlotte Crush (58.20) Rylee Erisman (53.05) Collin Holgerson[a] Andrew Eubanks[a] Mena Boardman[a] Liberty Clark[a] | 3:46.12 | Great Britain (GBR) Blythe Kinsman (1:01.15) Filip Nowacki (58.83) Dean Fearn (52.43) Theodora Taylor (54.02) Max Morgan[a] Jacob Mills[a] | 3:46.43 |
Records
The following world junior and championship records were set during the competition:
World junior records
| Date | Round | Event | Time | Name | Nation |
|---|---|---|---|---|---|
| 19 August | Final | Men's 4 × 100 metre freestyle relay | 3:15.38 | Mikhail Shcherbakov (49.13) Roman Zhidkov (48.37) Egor Proshin (48.98) Georgii Zlotnikov (48.90) | Neutral Athletes B |
| 21 August | Semifinal 2 | Men's 50 metre freestyle | =21.75 | Nikita Sheremet | Ukraine |
| 23 August | Heat 9 | Men's 50 metre breaststroke | 26.95 | Jan Malte Gräfe | Germany |
| 23 August | Final | Women's 4 × 100 metre freestyle relay | 3:35.53 | Rylee Erisman (53.41) Liberty Clark (53.85) Julie Mishler (54.65) Lily King (53.62) | United States |
Championship records
| Date | Round | Event | Time | Name | Nation |
|---|---|---|---|---|---|
| 19 August | Final | Women's 400 metre individual medley | 4:34.34 | Agostina Hein | Argentina |
| 20 August | Heat 11 | Women's 100 metre freestyle | 53.17 | Rylee Erisman | United States |
| 20 August | Final | Men's 200 metre freestyle | 1:45.15 | Carlos D’Ambrosio | Italy |
| 20 August | Semifinal 2 | Women's 100 metre freestyle | 53.09 | Rylee Erisman | United States |
| 20 August | Final | Men's 200 metre individual medley | 1:57.25 | Mikhail Shcherbakov | Neutral Athletes B |
| 21 August | Final | Women's 200 metre backstroke | 2:06.99 | Audrey Derivaux | United States |
| 21 August | Final | Women's 100 metre freestyle | 52.79 | Rylee Erisman | United States |
| 22 August | Semifinal 1 | Women's 50 metre backstroke | 27.77 | Kim Seung-won | South Korea |
| 22 August | Final | Men's 200 metre breaststroke | 2:07.32 | Filip Nowacki | Great Britain |
| 22 August | Final | Women's 400 metre freestyle | 4:05.38 | Yang Peiqi | China |
| 23 August | Semifinal 2 | Women's 100 metre butterfly | 57.02 | Mizuki Hirai | Japan |
| 24 August | Final | Women's 100 metre butterfly | 56.87 | Mizuki Hirai | Japan |
| 24 August | Final | Women's 200 metre freestyle | 1:56.25 | Yang Peiqi | China |
Participating countries
Swimmers from the following 126 countries competed at the Championships.
Albania
Angola
Antigua and Barbuda
Argentina
Armenia
Aruba
Australia
Austria
Azerbaijan
Bahamas
Bahrain
Barbados
Bolivia (7)
Bosnia and Herzegovina (3)
Botswana (3)
Brazil (16)
Brunei (1)
Bulgaria (5)
Cambodia (3)
Canada (18)
Cape Verde (1)
Central African Republic (2)
Chile (4)
China (10)
Chinese Taipei (1)
Colombia (6)
Cook Islands (2)
Costa Rica (8)
Croatia (8)
Cuba (2)
Curaçao (3)
Czech Republic (10)
Denmark (2)
Djibouti (1)
Dominican Republic (9)
Ecuador (2)
Egypt (2)
Estonia (4)
Ethiopia (2)
Fiji (4)
Finland (2)
France (12)
Germany (10)
Ghana
Great Britain
Greece
Grenada
Guatemala (7)
Honduras (10)
Hong Kong (5)
Hungary (30)
India (7)
Indonesia (3)
Iran (3)
Ireland (3)
Israel (5)
Italy (17)
Jamaica (8)
Japan (9)
Jordan (4)
Kazakhstan (2)
Kenya (5)
Kosovo (8)
Kyrgyzstan (3)
Latvia (3)
Lebanon (6)
Lithuania (6)
Madagascar (9)
Malaysia (4)
Malawi (3)
Maldives (3)
Malta (6)
Mexico (20)
Moldova (1)
Mongolia (8)
Namibia (4)
Nepal (8)
New Zealand (7)
Nigeria (4)
North Korea (1)
North Macedonia (2)
Pakistan (9)
Palestine (2)
Panama (3)
Paraguay (12)
Peru
Philippines
Poland
Portugal
Puerto Rico
Romania
Saint Lucia
Saint Vincent and the Grenadines
Senegal
Serbia
Seychelles
Sierra Leone
Singapore
Slovakia
Slovenia
South Africa
South Korea
Spain
Sri Lanka
Sudan
Suriname
Sweden
Syria
Tajikistan
Tanzania
Timor-Leste
Tunisia
Turkey
United Arab Emirates
Uganda
Ukraine
Uruguay
United States
United States Virgin Islands
Uzbekistan
Venezuela
Vietnam
Zambia
Zimbabwe
