| Belgium | |
| Nickname: | Young Red Lions |
| Association: | Royal Belgian Hockey Association |
| Confederation: | EHF (Europe) |
| Coach: | Jeroen Baart |
| Assistant: | Javier Telechea |
| Manager: | David Prinsen Geerligs |
| Captain: | Jeremy Wilbers |
| Pattern La3: | _blackborder |
| Pattern B3: | _blackcollar |
| Pattern Ra3: | _blackborder |
| Pattern Sh3: | _blacksides |
| Leftarm3: | ff0000 |
| Body3: | ff0000 |
| Rightarm3: | ff0000 |
| Shorts3: | ff0000 |
| Socks3: | ff0000 |
| Pattern B4: | _blackcollar |
| Pattern Sh4: | _redsides |
| Leftarm4: | ffffff |
| Body4: | ffffff |
| Rightarm4: | ffffff |
| Shorts4: | ffffff |
| Socks4: | ffffff |
| Regional Name: | Junior World Cup |
| Regional Cup Apps: | 8 |
| Regional Cup First: | 1985 |
| Regional Cup Best: | 2nd (2016) |
| 2Ndregional Name: | EuroHockey Junior Championship |
| 2Ndregional Cup Apps: | 16 |
| 2Ndregional Cup First: | 1976 |
| 2Ndregional Cup Best: | 1st (2012) |
The Belgium men's national under-21 field hockey team represents Belgium in men's international under-21 field hockey and is controlled by the Royal Belgian Hockey Association, the governing body for field hockey in Belgium.[1]
The team plays in the Men's EuroHockey Junior Championships and has qualified eight times for the Men's FIH Hockey Junior World Cup. Their biggest successes were winning the EuroHockey Junior Championship in 2012 and being runners-up at the 2016 Junior World Cup.
Source:[2]
The following 18 players were named on 26 October 2023 for the 2023 Men's FIH Hockey Junior World Cup in Kuala Lumpur, Malaysia from 5 to 16 December 2023.[3]
Head coach: Jeroen Baart
Caps updated as of 30 July 2022, after the match against Spain.