| 13 in 7 sports|
| Vietnam Olympic Committee|
Vietnam competed at the 2014 Summer Youth Olympics, in Nanjing, China from 16 August to 28 August 2014.
Vietnam at the 2014 Summer Youth Olympics Wikipedia
Vietnam qualified one athlete based on the 2 May 2014 BWF Junior World Rankings.Singles
Vietnam qualified a girls' team by their performance at the AVC Qualification Tournament.
Vietnam qualified one athlete based on its performance at the 2014 Asian Artistic Gymnastics Championships.Boys
Vietnam qualified one boat based on its performance at the Asian Qualification Regatta.
Qualification Legend: FA=Final A (medal); FB=Final B (non-medal); FC=Final C (non-medal); FD=Final D (non-medal); SA/B=Semifinals A/B; SC/D=Semifinals C/D; R=Repechage
Vietnam qualified four swimmers.Boys
Vietnam qualified one athlete based on its performance at the Taekwondo Qualification Tournament.Girls
Vietnam qualified 1 quota in the boys' events and 2 quotas in the girls' events based on the team ranking after the 2013 Weightlifting Youth World Championships.Boys