The boys' over 73 kg competition in taekwondo at the 2010 Summer Youth Olympics in Singapore took place on August 19. A total of 8 men competed in this event, limited to fighters whose body weight was greater than 73 kilograms. Quarterfinals started at 14:16, semifinals at 19:02 and the final at 20:09. Two bronze medals were awarded at the Taekwondo competitions.
Medalists
edit| Gold | Liu Chang China
|
| Silver | Ibrahim Ahmadsei Germany
|
| Bronze | Stefan Bozalo Canada
|
Yazan Alsadeq Jordan
|
Results
edit- Legend
- PTG — Won by Points Gap
- SUP — Won by Superiority
- OT — Won on over time (Golden Point)
Main bracket
edit| Quarterfinals | Semifinals | Final | ||||||||||||
 Jose Ramos (MEX)
| 5 | |||||||||||||
 Yazan Alsadeq (JOR)
| 6 PTF | |||||||||||||
| Yazan Alsadeq (JOR)
| 1 | |||||||||||||
 Liu Chang (CHN)
| 2 PTF | |||||||||||||
| Liu Chang (CHN)
| 7 PTF | |||||||||||||
 Macho Hungan (INA)
| 2 | |||||||||||||
| Liu Chang (CHN)
| 5 PTF | |||||||||||||
 Ibrahim Ahmadsei (GER)
| 4 | |||||||||||||
 Christian Ocampo (PER)
| 0 | |||||||||||||
 Stefan Bozalo (CAN)
| 8 PTF | |||||||||||||
| Stefan Bozalo (CAN)
| 3 | |||||||||||||
| Ibrahim Ahmadsei (GER)
| 4 PTF | |||||||||||||
 Aliaksandr Shmakau (BLR)
| 5 | |||||||||||||
| Ibrahim Ahmadsei (GER)
| 6 PTF | |||||||||||||