The men's decathlon event at the 1992 World Junior Championships in Athletics was held in Seoul, Korea, at Olympic Stadium on 16 and 17 September.
| Gold | Raúl Duany | |
| Silver | Bernhard Floder | |
| Bronze | Renco van Veldhuizen |
16/17 September
| Rank | Name | Nationality | 100m | LJ | SP | HJ | 400m | 110m H | DT | PV | JT | 1500m | Points | Notes | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| align=left | align=left | | 11.45 (w: 1.5 m/s) | 6.90 | 12.37 | 2.00 | 49.98 | 15.38 (w: -0.1 m/s) | 33.08 | 4.10 | 63.48 | 4:16.17 | 7403 | ||||
| align=left | align=left | 11.11 (w: 1.3 m/s) | 7.22 | 12.07 | 1.94 | 49.60 | 14.66 (w: 0.1 m/s) | 36.18 | 4.20 | 52.24 | 4:32.43 | 7397 | |||||
| align=left | align=left | 11.25 (w: 1.3 m/s) | 6.57 | 13.87 | 1.94 | 48.09 | 14.98 (w: 0.1 m/s) | 34.42 | 3.90 | 48.76 | 4:13.62 | 7313 | |||||
| 4 | align=left | align=left |  | 11.09 (w: 1.5 m/s) | 6.63 | 13.33 | 1.88 | 49.84 | 15.89 (w: 1.1 m/s) | 44.42 | 3.90 | 56.30 | 4:31.42 | 7280 | |||
| 5 | align=left | align=left | 11.26 (w: 1.3 m/s) | 6.87 | 12.16 | 1.79 | 49.48 | 15.35 (w: 1.1 m/s) | 35.10 | 4.50 | 50.04 | 4:21.11 | 7188 | ||||
| 6 | align=left | align=left |  | 11.22 (w: 1.5 m/s) | 7.21 | 11.56 | 1.88 | 50.02 | 15.23 (w: 0.1 m/s) | 30.54 | 4.40 | 49.48 | 4:22.04 | 7173 | |||
| 7 | align=left | align=left | 11.31 (w: 1.5 m/s) | 6.85 | 11.68 | 1.91 | 49.92 | 15.50 (w: 0.1 m/s) | 37.12 | 4.50 | 49.84 | 4:32.30 | 7171 | ||||
| 8 | align=left | align=left | 11.39 (w: 1.3 m/s) | 6.79 | 13.47 | 1.82 | 50.02 | 16.63 (w: -0.1 m/s) | 40.76 | 4.20 | 55.54 | 4:32.22 | 7111 | ||||
| 9 | align=left | align=left |  | 11.27 (w: 1.3 m/s) | 6.64 | 11.41 | 1.88 | 51.25 | 15.27 (w: 1.1 m/s) | 35.08 | 3.90 | 64.48 | 4:30.93 | 7071 | |||
| 10 | align=left | align=left | 11.49 (w: 0.0 m/s) | 6.77 | 11.99 | 1.85 | 51.64 | 16.16 (w: 1.1 m/s) | 39.14 | 4.60 | 55.28 | 4:37.09 | 7050 | ||||
| 11 | align=left | align=left | | 11.30 (w: 1.3 m/s) | 6.59 | 10.78 | 1.79 | 50.10 | 16.69 (w: -0.1 m/s) | 36.04 | 4.30 | 60.86 | 4:32.96 | 6895 | |||
| 12 | align=left | align=left | 11.51 (w: 1.5 m/s) | 6.73 | 13.11 | 2.00 | 49.97 | 16.62 (w: 1.1 m/s) | 32.78 | 3.90 | 51.78 | 4:35.51 | 6891 | ||||
| 13 | align=left | align=left |  | 11.49 (w: 0.0 m/s) | 6.63 | 11.32 | 2.00 | 51.54 | 16.67 (w: 1.1 m/s) | 37.64 | 4.20 | 41.60 | 4:39.26 | 6694 | |||
| 14 | align=left | align=left | 11.43 (w: 0.0 m/s) | 6.77 | 12.03 | 2.03 | 50.94 | 15.42 (w: 0.1 m/s) | 34.42 | DNS | 59.48 | 4:36.61 | 6521 | ||||
| 15 | align=left | align=left | 11.56 (w: 0.0 m/s) | 6.44 | 9.87 | 1.73 | 50.38 | 16.21 (w: -0.1 m/s) | 30.84 | 4.00 | 43.58 | 4:32.75 | 6296 | ||||
| 16 | align=left | align=left |  | 11.70 (w: 1.5 m/s) | 6.41 | 10.43 | 1.73 | 50.25 | 15.92 (w: -0.1 m/s) | 35.34 | DNS | 49.98 | 4:14.03 | 6025 | |||
| align=left | align=left |  | 11.22 (w: 1.5 m/s) | 6.79 | 12.36 | 1.94 | 51.51 | 15.14 (w: 0.1 m/s) | 34.58 | 4.20 | DNS | DNS | DNF | ||||
| align=left | align=left |  | 11.26 (w: 1.3 m/s) | 7.44 | 13.32 | 2.00 | 50.76 | 15.48 (w: 0.1 m/s) | 41.10 | DNS | DNS | DNS | DNF | ||||
| align=left | align=left |  | 11.17 (w: 0.0 m/s) | 7.10 | 10.44 | 2.00 | 51.41 | 15.17 (w: 1.1 m/s) | 28.88 | DNS | DNS | DNS | DNF | ||||
| align=left | align=left |  | 11.27 (w: 0.0 m/s) | 6.87 | 11.52 | DNS | DNS | DNS (w: -0.1 m/s) | DNS | DNS | DNS | DNS | DNF |
According to an unofficial count, 20 athletes from 16 countries participated in the event.