The men's discus throw event at the 1996 World Junior Championships in Athletics was held in Sydney, Australia, at International Athletic Centre on 21 and 22 August. A 2 kg (senior implement) discus was used.
| Gold | Casey Malone | |
| Silver | Roland Várga | |
| Bronze | Frank Casañas |
22 August
| Rank | Name | Nationality | Attempts | Result | Notes | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | ||||||||
| align=left | align=left | | 53.36 | 56.22 | x | x | x | 49.42 | 56.22 | ||||
| align=left | align=left | | 53.14 | 52.66 | 55.20 | 51.68 | 47.62 | 54.56 | 55.20 | ||||
| align=left | align=left | | 54.82 | 52.06 | 54.08 | 54.04 | 51.76 | 54.86 | 54.86 | ||||
| 4 | align=left | align=left | | 49.82 | 49.52 | x | 52.64 | 53.72 | 52.94 | 53.72 | |||
| 5 | align=left | align=left | | x | 51.84 | x | 52.02 | 53.16 | 49.58 | 53.16 | |||
| 6 | align=left | align=left |  | 50.54 | 49.74 | 49.76 | 51.32 | 51.18 | 51.94 | 51.94 | |||
| 7 | align=left | align=left | 50.52 | 51.14 | 48.68 | x | 51.86 | x | 51.86 | ||||
| 8 | align=left | align=left |  | 51.56 | x | x | x | 49.40 | x | 51.56 | |||
| 9 | align=left | align=left |  | 47.54 | 46.08 | 48.44 | 48.44 | ||||||
| 10 | align=left | align=left |  | x | 47.74 | 43.08 | 47.74 | ||||||
| 11 | align=left | align=left |  | 47.54 | x | 47.26 | 47.54 | ||||||
| 12 | align=left | align=left |  | 46.40 | 47.18 | x | 47.18 | ||||||
21 Aug
| Rank | Name | Nationality | Attempts | Result | Notes | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||||||
| 1 | align=left | align=left | | x | 52.88 | - | 52.88 | Q | ||
| 2 | align=left | align=left | | 49.46 | 52.30 | - | 52.30 | Q | ||
| 3 | align=left | align=left | | 52.22 | - | - | 52.22 | Q | ||
| 4 | align=left | align=left | | 50.80 | 49.74 | x | 50.80 | q | ||
| 5 | align=left | align=left | | 49.82 | 49.88 | 49.00 | 49.88 | q | ||
| 6 | align=left | align=left | | 48.84 | 48.00 | 44.34 | 48.84 | q | ||
| 7 | align=left | align=left |  | 47.62 | 48.70 | x | 48.70 | |||
| 8 | align=left | align=left | 48.52 | 47.60 | x | 48.52 | ||||
| 9 | align=left | align=left | 47.90 | x | x | 47.90 | ||||
| 10 | align=left | align=left | | x | x | 47.04 | 47.04 | |||
| 11 | align=left | align=left |  | 46.30 | x | x | 46.30 | |||
| 12 | align=left | align=left | 46.26 | 45.92 | 45.72 | 46.26 | ||||
| 13 | align=left | align=left |  | 43.10 | x | x | 43.10 | |||
| Rank | Name | Nationality | Attempts | Result | Notes | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||||||
| 1 | align=left | align=left | | 45.52 | 53.32 | - | 53.32 | Q | ||
| 2 | align=left | align=left | | 53.32 | - | - | 53.32 | Q | ||
| 3 | align=left | align=left | | x | 47.46 | 50.26 | 50.26 | q | ||
| 4 | align=left | align=left | | 48.82 | 50.24 | 49.24 | 50.24 | q | ||
| 5 | align=left | align=left | | 49.16 | 47.86 | 46.84 | 49.16 | q | ||
| 6 | align=left | align=left | 46.64 | 48.84 | 45.02 | 48.84 | q | |||
| 7 | align=left | align=left | 44.28 | 48.44 | 48.54 | 48.54 | ||||
| 8 | align=left | align=left | 48.00 | 48.46 | x | 48.46 | ||||
| 9 | align=left | align=left | | x | 48.32 | x | 48.32 | |||
| 10 | align=left | align=left | 44.26 | x | 48.30 | 48.30 | ||||
| 11 | align=left | align=left |  | 43.42 | 46.40 | 43.48 | 46.40 | |||
| 12 | align=left | align=left |  | x | x | 45.84 | 45.84 | |||
| 13 | align=left | align=left |  | 38.06 | x | 38.86 | 38.86 | |||
According to an unofficial count, 26 athletes from 21 countries participated in the event.