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.
| Gold | Meng Qianqian | |
| Silver | Cui Shuang | |
| Bronze | Evgeniya Smirnova |
20 July
| Rank | Name | Nationality | Attempts | Result | Notes | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | ||||||||
| align=left | align=left | | 16.94 | 16.77 | x | 16.56 | x | x | 16.94 | ||||
| align=left | align=left | | x | 15.69 | 16.13 | x | 15.50 | 15.49 | 16.13 | ||||
| align=left | align=left | | 15.19 | 15.40 | x | 15.22 | 15.40 | 15.75 | 15.75 | ||||
| 4 | align=left | align=left | x | 15.13 | 15.38 | 14.41 | 15.62 | 15.35 | 15.62 | ||||
| 5 | align=left | align=left | 15.19 | 15.40 | 14.45 | 15.53 | 15.27 | 15.56 | 15.56 | ||||
| 6 | align=left | align=left |  | 15.47 | x | 14.29 | 14.43 | 14.71 | 15.01 | 15.47 | |||
| 7 | align=left | align=left |  | 14.36 | 15.20 | x | x | 15.16 | x | 15.20 | |||
| 8 | align=left | align=left |  | 15.17 | 14.55 | 15.05 | 15.17 | ||||||
| 9 | align=left | align=left | | 14.79 | 15.10 | 14.76 | 15.10 | ||||||
| 10 | align=left | align=left | 15.09 | 14.89 | x | 15.09 | |||||||
| 11 | align=left | align=left | 14.32 | 14.76 | 14.56 | 14.76 | |||||||
| align=left | align=left |  | x | 16.36 | 17.02 | x | 16.90 | 16.50 | DQ | IAAF rule 32.2 | |||
20 July
| Rank | Name | Nationality | Attempts | Result | Notes | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | |||||||||
| 1 | align=left | align=left | | x | 15.86 | - | 15.86 | Q | |||
| 2 | align=left | align=left | | 15.52 | 15.76 | - | 15.76 | Q | |||
| 3 | align=left | align=left | 14.03 | x | 15.18 | 15.18 | q | ||||
| 4 | align=left | align=left | | 14.13 | 15.07 | x | 15.07 | q | |||
| 5 | align=left | align=left | | 14.63 | 14.76 | 14.57 | 14.76 | q | |||
| 6 | align=left | align=left | 14.30 | x | 14.37 | 14.37 | |||||
| 7 | align=left | align=left |  | 13.16 | 13.01 | 13.59 | 13.59 | ||||
| 8 | align=left | align=left |  | 13.02 | 13.47 | 13.21 | 13.47 | ||||
| 9 | align=left | align=left | | x | 13.28 | x | 13.28 | ||||
| align=left | align=left | | 16.63 | - | - | bgcolor=pink | DQ | IAAF rule 32.2 Q | |||
| Rank | Name | Nationality | Attempts | Result | Notes | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||||||
| 1 | align=left | align=left | | 16.21 | - | - | 16.21 | Q | ||
| 2 | align=left | align=left | | 15.84 | - | - | 15.84 | Q | ||
| 3 | align=left | align=left | 15.15 | 15.48 | 15.16 | 15.48 | q | |||
| 4 | align=left | align=left | | 15.13 | x | 15.20 | 15.20 | q | ||
| 5 | align=left | align=left | 14.52 | 14.83 | 14.81 | 14.83 | q | |||
| 6 | align=left | align=left | 14.79 | x | 14.73 | 14.79 | q | |||
| 7 | align=left | align=left |  | 12.99 | 14.08 | 14.18 | 14.18 | |||
| 8 | align=left | align=left |  | 13.54 | x | 13.76 | 13.76 | |||
| 9 | align=left | align=left | 13.43 | 13.12 | 13.54 | 13.54 | ||||
| 10 | align=left | align=left |  | 12.63 | 13.28 | x | 13.28 | |||
According to an unofficial count, 20 athletes from 15 countries participated in the event.