The boys' 48 kg competition in taekwondo at the 2010 Summer Youth Olympics in Singapore took place on August 15. A total of 8 men competed in this event, limited to fighters whose body weight was less than 48 kilograms. Quarterfinals started at 14:32, semifinals at 19:02 and the final at 20:09. Two bronze medals were awarded at the Taekwondo competitions.
Medalists edit
| Gold | Gili Haimovitz Israel
|
| Silver | Mohammad Soleimani Iran
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| Bronze | Gregory English United States
|
Lucas Guzman Argentina
|
Results edit
- Legend
- PTG — Won by Points Gap
- SUP — Won by Superiority
- OT — Won on over time (Golden Point)
- WDR — Withdrew
Main bracket edit
| Quarterfinals | Semifinals | Final | ||||||||||||
 Mohammad Soleimani (IRI)
| 5 | |||||||||||||
 Abubakir Rasulov (UZB)
| 1 | |||||||||||||
| Mohammad Soleimani (IRI)
| 3 | |||||||||||||
 Gregory English (USA)
| 1 | |||||||||||||
 Semih Gokmen (GER)
| 1 | |||||||||||||
| Gregory English (USA)
| 4 | |||||||||||||
| Mohammad Soleimani (IRI)
| WDR | |||||||||||||
 Gili Haimovitz (ISR)
| ||||||||||||||
 Kirk Barbosa (PHI)
| 7 | |||||||||||||
| Gili Haimovitz (ISR)
| 8 | |||||||||||||
| Gili Haimovitz (ISR)
| 5 | |||||||||||||
 Lucas Guzman (ARG)
| 4 | |||||||||||||
 Vittorio Rega (ITA)
| 1 | |||||||||||||
| Lucas Guzman (ARG)
| 2 | |||||||||||||