| Belgium U-21 | |
| Nickname: | Jonge duivels (Young demons)Jeunes diables (Little devils)Junge Teufels (Young Devils) |
| Association: | Royal Belgian Football Association |
| Coach: | Gill Swerts |
| Captain: | Aster Vranckx |
| Most Caps: | Jean-François Gillet (36) |
| Top Scorer: | Loïs Openda (13) |
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| First Game: | France 1–1 Belgium (Amiens, France; 3 September 1976) |
| Largest Win: | Belgium 8–0 Luxembourg (Mechelen, Belgium; 3 June 2007) |
| Largest Loss: | Czech Republic 7–0 Belgium (Prague, Czech Republic; 24 April 2001) |
| Uefau21champ Apps: | 4 |
| Uefau21champ First: | 2002 |
| Uefau21champ Best: | Semi-finals (2007) |
| Home Stadium: | Den Dreef |
The Belgium national under-21 football team is the national under-21 football team of Belgium and is controlled by the Belgian Football Association. The team competes in the European Under-21 Football Championship, held every two years. Their biggest successes were winning the 2007–09 International Challenge Trophy and reaching the European Championship semi-finals in 2007 in the Netherlands. Thanks to the latter achievement, Belgium qualified for the football tournament at the 2008 Summer Olympics. Their current home stadium is Den Dreef in Leuven.
| Year | Round | Pld | W | D | L | GF | GA | |
|---|---|---|---|---|---|---|---|---|
| 1978 | Did not qualify | |||||||
| 1980 | ||||||||
| 1982 | ||||||||
| 1984 | ||||||||
| 1990 | ||||||||
| 1988 | ||||||||
| 1990 | ||||||||
| 1992 | ||||||||
 1994 | ||||||||
 1996 | ||||||||
 1998 | ||||||||
 2000 | ||||||||
| 2002 | Group stage | 3 | 1 | 0 | 2 | 2 | 4 | |
| 2004 | Did not qualify | |||||||
| 2006 | ||||||||
| 2007 | Semi-finals | 4 | 1 | 2 | 1 | 3 | 4 | |
 2009 | Did not qualify | |||||||
| 2011 | ||||||||
 2013 | ||||||||
 2015 | ||||||||
  2019 | Group stage | 3 | 0 | 0 | 3 | 4 | 8 | |
 2021 | Did not qualify | |||||||
 2023 | Group stage | 3 | 0 | 2 | 1 | 3 | 4 | |
Belgium are currently competing for qualification to the 2019 UEFA European Under-21 Championship. The table below shows their current standing in the qualification group.
The following players were called up for the 2025 UEFA European Under-21 Championship qualification matches against and on 21 and 26 March 2024, respectively.
Note: Names in italics denote players that have been called up to the senior team.
Caps and goals correct as of 26 March 2024.
The following players have been called up and remain eligible.
| Name | Career | Caps | Goals | |
|---|---|---|---|---|
| 1 | Jean-François Gillet | 1996–2002 | 36 | 0 |
| 2 | Thomas Chatelle | 1999–2003 | 28 | 4 |
| Maarten Martens | 2003–2007 | 28 | 7 | |
| 4 | Faris Haroun | 2004–2008 | 24 | 4 |
| 5 | Siebe Schrijvers | 2016–2019 | 23 | 4 |
| 6 | Tom De Mul | 2004–2008 | 21 | 4 |
| Wout Faes | 2017–2020 | 21 | 0 | |
| Gunter Van Handenhoven | 1997–1999 | 21 | 1 | |
| 9 | Jonathan Blondel | 2002–2007 | 20 | 4 |
| Éric Deflandre | 1992–1995 | 20 | 1 | |
| Hugo Siquet | 2021–2024 | 20 | 0 |
| Player | Career | Goals | Caps | Average | |
|---|---|---|---|---|---|
| 1 | Loïs Openda | 2019–2023 | 13 | 18 | |
| 2 | Kevin Vandenbergh | 2003–2005 | 12 | 14 | |
| 3 | Cédric Roussel | 1997–1999 | 10 | 12 | |
| 4 | Wesley Sonck | 1997–1999 | 8 | 11 | |
| 5 | Michy Batshuayi | 2012–2014 | 7 | 13 | |
| Landry Dimata | 2016–2018 | 7 | 12 | ||
| Maarten Martens | 2003–2007 | 7 | 28 | ||
| Ronny Martens | 1978–1984 | 7 | 14 | ||
| Sven Vermant | 1993–1995 | 7 | 8 | ||
| Jeanvion Yulu-Matondo | 2005–2008 | 7 | 17 |
Winners (1): 2007–09
Runners-up (1): 2005–06