Vietnam was in the 42nd spot as the first Youth Olympics Games in Singapore closed on Thursday, August 26.
A total of 98 international squads participated in the 12-day tournament.
Thirteen Vietnamese athletes took part in seven of 26 competitions at the event which attracted some 5,000 athletes aged 14-17 from around the world.
The Vietnamese athletes won a gold medal in the men's 56kg weightlifting contest, a silver in the women's 55kg taekwondo category and two bronze medals in the men's 55kg taekwondo category and women singles' badminton event.
China finished on top with 30 gold, 16 silver, and five bronze medals, followed by Russia with 19 gold, 14 silver and 13 bronze medals and South Korea in third with 11 gold, four silver and four bronze medals.
The USA finished thirteenth with four gold, nine silver and nine bronze medals while hosts Singapore came in 62nd place with two silver and four bronze medals.
Thailand topped the Southeast Asian region with four gold and three silver medals, finishing in the 14th position.
Malaysia finished 65th with two silver medals while Indonesia was in 84th place with just one bronze medal.