The women's 4x400 metres relay event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 24 and 25 July. [1] [2]
The women's 4x400 metres relay event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 24 and 25 July. [1] [2]
25 July
| Rank | Nation | Competitors | Time | Notes |
|---|---|---|---|---|
 |  United States | Diamond Dixon Stacey-Ann Smith Laura Roesler Regina George | 3:31.20 | |
 |  Nigeria | Florence Nkiruka Bukola Abogunloko Chizoba Okodogbe Margaret Etim | 3:31.84 | |
 |  Jamaica | Jody-Ann Muir Janieve Russell Natoya Goule Chris Ann Gordon | 3:32.24 | |
| 4 |  Bahamas | Rashan Brown Amara Jones Katrina Seymour Shaunae Miller | 3:33.43 | |
| 5 |  Canada | Katherine Reid Annie Leblanc Carly Paracholski Chanice Chase | 3:35.08 | |
| 6 |  Russia | Alisa Matyash Vera Rudakova Ayvika Malanova Maria Lebedeva | 3:36.94 | |
| 7 |  Germany | Lisa Hofmann Julia Schaefers Lena Menzel Christina Zwirner | 3:40.29 | |
| 8 |  Poland | Magdalena Gorzkowska Małgorzata Hołub Joanna Jóźwik Martyna Opoń | 3:42.70 |
24 July
| Rank | Nation | Competitors | Time | Notes |
|---|---|---|---|---|
| 1 | Canada | Katherine Reid Annie Leblanc Carly Paracholski Chanice Chase | 3:34.50 | Q |
| 2 | United States | Sanura Eley-O'Reilly Diamond Dixon Laura Roesler Briana Nelson | 3:35.26 | Q |
| 3 | Russia | Alina Safiullina Alisa Matyash Ayvika Malanova Maria Lebedeva | 3:35.66 | Q |
| 4 | Poland | Magdalena Gorzkowska Małgorzata Hołub Justyna Święty Joanna Jóźwik | 3:38.96 | q |
| 5 |  Trinidad and Tobago | Shawna Fermin Gabriela Cumberbatch Jessica James Alena Brooks | 3:40.15 | |
| 6 |  Italy | Marta Maffioletti Valentina Zappa Monica Lazzara Giulia Latini | 3:43.69 | |
| 7 |  Belarus | Iryna Andrykevich Agata Klimovich Halina Amialiashchyk Yuliya Yurenia | 3:45.03 | |
| 8 |  Japan | Miho Shingu Kana Ichikawa Shiori Miki Manami Mashita | 3:50.65 |
| Rank | Nation | Competitors | Time | Notes |
|---|---|---|---|---|
| 1 | Jamaica | Danielle Dowie Janieve Russell Natoya Goule Chris Ann Gordon | 3:32.30 | Q |
| 2 | Bahamas | Katrina Seymour Amara Jones Rashan Brown Shaunae Miller | 3:33.50 | Q |
| 3 | Nigeria | Charity Ibe Chizoba Okodogbe Florence Nkiruka Blessing Mayungbe | 3:34.81 | Q |
| 4 | Germany | Lena Menzel Julia Schaefers Malena Richter Christina Zwirner | 3:37.99 | q |
| 5 |  Australia | Caitlin Sargent Louise Maybury Shannon Smith Anneliese Rubie | 3:39.64 | |
| 6 |  Sweden | Ewa Marcinkiewicz Elin Moraiti Vendela Mindelöf Sandra Wagner | 3:44.19 | |
 Romania | Sanda Belgyan Elena Mirela Lavric Adelina Pastor Bianca Răzor | DQ | IAAF rule 163.3 |
According to an unofficial count, 68 athletes from 15 countries participated in the event.
The 2010 World Junior Championships in Athletics was an international athletics competition for athletes under the age of 20 which was held at the Moncton Stadium in Moncton, New Brunswick, Canada from 19 to 25 July 2010. A total of 44 athletics events were contested at the Championships, 22 by male and 22 by female athletes. It was the second time that the event took place in Canada, after the 1988 edition in Sudbury. This became the last event announced by Scott Davis.
The men's 800 metres event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 23, 24 and 25 July.
The men's 5000 metres event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 24 July.
The men's 110 metres hurdles event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 23, 24 and 25 July. 99.0 cm (3'3) hurdles were used.
The men's pole vault event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 20 and 22 July.
The men's triple jump event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 24 and 25 July.
The men's shot put event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 21 July. A 6 kg shot was used.
The men's javelin throw event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 22 and 23 July.
The men's decathlon event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 20 and 21 July. Junior implements were used, i.e. 99.0 cm (3'3) hurdles, 6 kg shot and 1.75 kg discus.
The men's 10,000 metres walk event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 23 July.
The men's 4x100 metres relay event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 23 and 24 July.
The men's 4x400 metres relay event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 24 and 25 July.
The women's 100 metres hurdles event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 20, 21 and 22 July.
The women's 400 metres hurdles event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 22 and 24 July.
The women's pole vault event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 23 and 24 July.
The women's shot put event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 20 July.
The women's hammer throw event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 22 and 24 July.
The women's javelin throw event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 20 and 21 July.
The women's heptathlon event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 22 and 23 July.
The women's 4x100 metres relay event at the 2010 World Junior Championships in Athletics was held in Moncton, New Brunswick, Canada, at Moncton Stadium on 23 and 24 July.