The women's discus throw event at the 1988 World Junior Championships in Athletics was held in Sudbury, Ontario, Canada, at Laurentian University Stadium on 30 and 31 July.[1][2]
| Gold | Ilke Wyludda East Germany
|
| Silver | Astrid Kumbernuss East Germany
|
| Bronze | Proletka Voycheva Bulgaria
|
31 July
| Rank | Name | Nationality | Result | Notes |
|---|---|---|---|---|
 |
Ilke Wyludda | East Germany |
68.24 | |
 |
Astrid Kumbernuss | East Germany |
64.08 | |
 |
Proletka Voycheva | Bulgaria |
58.94 | |
| 4 | Min Chunfeng |  China |
56.90 | |
| 5 | Alla Kokhan |  Soviet Union |
54.32 | |
| 6 | Zhao Yonghua | China |
53.98 | |
| 7 | Tatyana Lugovskaya | Soviet Union |
53.38 | |
| 8 | Manuela Tirneci |  Romania |
53.28 | |
| 9 | Teresa Machado |  Portugal |
48.36 | |
| 10 | Ekateríni Vóngoli |  Greece |
48.02 | |
| 11 | Vanessa French |  Australia |
43.74 | |
| 12 | Tracey Millett |  United States |
42.40 |
30 Jul
| Rank | Name | Nationality | Result | Notes |
|---|---|---|---|---|
| 1 | Ilke Wyludda | East Germany |
65.78 | Q |
| 2 | Astrid Kumbernuss | East Germany |
61.28 | Q |
| 3 | Proletka Voycheva | Bulgaria |
52.20 | Q |
| 4 | Manuela Tirneci | Romania |
52.08 | Q |
| 5 | Min Chunfeng | China |
52.06 | Q |
| 6 | Tatyana Lugovskaya | Soviet Union |
51.38 | Q |
| 7 | Zhao Yonghua | China |
51.08 | Q |
| 8 | Alla Kokhan | Soviet Union |
50.84 | Q |
| 9 | Teresa Machado | Portugal |
48.54 | Q |
| 10 | Ekateríni Vóngoli | Greece |
47.72 | Q |
| 11 | Vanessa French | Australia |
47.32 | Q |
| 12 | Tracey Millett | United States |
46.54 | q |
| 13 | Päivi Hautaniemi |  Finland |
46.42 | |
| 14 | Janet Hill | United States |
45.68 | |
| 15 | Anna Mosdell |  Canada |
45.62 | |
| 16 | Rochelle Sutton | Australia |
44.08 |
According to an unofficial count, 16 athletes from 11 countries participated in the event.
Australia (2) Bulgaria (1) Canada (1) China (2) East Germany (2) Finland (1) Greece (1) Portugal (1) Romania (1) Soviet Union (2) United States (2)