The women's shot put event at the 1988 World Junior Championships in Athletics was held in Sudbury, Ontario, Canada, at Laurentian University Stadium on 27 and 28 July.
| Gold | Ines Wittich | |
| Silver | Heike Rohrmann | |
| Bronze | Ella Polyakova |
28 July
| Rank | Name | Nationality | Result | Notes | |||
|---|---|---|---|---|---|---|---|
| align=left | align=left | 18.54 | |||||
| align=left | align=left | 17.84 | |||||
| align=left | align=left | 17.10 | |||||
| 4 | align=left | align=left | 16.91 | ||||
| 5 | align=left | align=left | 16.66 | ||||
| 6 | align=left | align=left | 16.56 | ||||
| 7 | align=left | align=left | 16.48 | ||||
| 8 | align=left | align=left |  | 15.43 | |||
| 9 | align=left | align=left | 15.27 | ||||
| 10 | align=left | align=left |  | 14.67 | |||
| 11 | align=left | align=left | 14.65 | ||||
| 12 | align=left | align=left |  | 14.53 |
27 Jul
| Rank | Name | Nationality | Result | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | 17.74 | Q | |||
| 2 | align=left | align=left | 17.18 | Q | |||
| 3 | align=left | align=left | 16.71 | Q | |||
| 4 | align=left | align=left | 16.24 | Q | |||
| 5 | align=left | align=left | 15.92 | Q | |||
| 6 | align=left | align=left | 15.55 | Q | |||
| 7 | align=left | align=left | 15.31 | Q | |||
| 8 | align=left | align=left | | 14.91 | Q | ||
| 9 | align=left | align=left | 14.81 | Q | |||
| 10 | align=left | align=left | | 14.73 | Q | ||
| 11 | align=left | align=left | | 14.65 | Q | ||
| 12 | align=left | align=left | 14.33 | q | |||
| 13 | align=left | align=left |  | 14.13 | |||
| 14 | align=left | align=left | | 14.01 | |||
| 15 | align=left | align=left | 13.99 | ||||
| 16 | align=left | align=left | | 13.06 | |||
| 17 | align=left | align=left |  | 12.94 | |||
| 18 | align=left | align=left |  | 12.90 |
According to an unofficial count, 18 athletes from 12 countries participated in the event.