The men's long jump was one of the field events contested at the 2007 European Athletics U23 Championships, held in Debrecen, Hungary. The event took place at the Gyulai István Memorial Stadium, with the qualifying round held on July 12 and the final on July 13, 2007.
The competition was open to male athletes belonging to any of the European Athletics member federations who were at least 20 and no older than 22 years of age on December 31, 2007.
The gold medal was won by Michal Rosiak of Poland, who recorded a jump of 7.94 meters. The silver medal was awarded to Petteri Lax of Finland, who achieved a mark of 7.89 meters. Roman Novotný of the Czech Republic secured the bronze medal with a best jump of 7.87 meters.
Final Standings:
- Michal Rosiak (Poland) – 7.94m
- Petteri Lax (Finland) – 7.89m
- Roman Novotný (Czech Republic) – 7.87m
- Andrejs Maškancevs (Latvia) – 7.86m
- Michel Ribeiro (France) – 7.80m
- Jonathan Moore (United Kingdom) – 7.77m
The event was conducted according to the standard international rules for long jump competitions, involving a qualifying phase to determine the finalists, followed by a three-round final with three additional jumps for the top eight competitors.