Taekwondo at the 2010 Summer Youth Olympics
	Men	Women
	48 kg	44 kg
	55 kg	49 kg
	63 kg	55 kg
	73 kg	63 kg
	+73 kg	+63 kg
v t e

The boys' 73 kg competition in taekwondo at the 2010 Summer Youth Olympics in Singapore took place on August 18. A total of 10 men competed in this event, limited to fighters whose body weight was less than 73 kilograms. Preliminaries started at 14:16, quarterfinals started at 15:54, semifinals at 19:02 and the final at 20:09. Two bronze medals were awarded at the Taekwondo competitions.

Gold	Jin Hak Kim  South Korea
Silver	Aliaskhab Sirazhov  Russia
Bronze	Maksym Dominishyn  Ukraine
	Michel Samaha  Lebanon

Legend

• PTG — Won by Points Gap
• SUP — Won by Superiority
• OT — Won on over time (Golden Point)

	First round					Quarterfinals					Semifinals					Final
						Maksym Dominishyn (UKR)		12
	Tahir Gulec (GER)		12			Tahir Gulec (GER)		8
	Christopher Deleage (MON)		2								Maksym Dominishyn (UKR)		4
											Jin Hak Kim (KOR)		6
						Jin Hak Kim (KOR)		12
						Jia Zhe Christopher Lee (SIN)		1
																Jin Hak Kim (KOR)		6
																Aliaskhab Sirazhov (RUS)		4
						Vilson Lajčaj (MNE)		1
						Aliaskhab Sirazhov (RUS)		10
											Aliaskhab Sirazhov (RUS)		10
	Tosh van Dijk (SUR)		7								Michel Samaha (LIB)		4
	Sabuhi Ismayilzada (AZE)		6			Tosh van Dijk (SUR)		4
						Michel Samaha (LIB)		5

• Draw^{[permanent dead link‍]}