| Event: | Triathlon |
| Games: | 2010 Summer Youth |
| Venue: | East Coast Park |
| Dates: | 15 – 19 August 2010 |
| Num Events: | 3 (1 boys, 1 girls, 1 mixed) |
| Competitors: | 64 (32 boys, 32 girls) |
| Nations: | 42 |
| Next: | 2014 |
Triathlon at the 2010 Summer Youth Olympics in Singapore took place at East Coast Park. There were competitions on August 15, 16 and 19.
| Time | Date | Competition | |
|---|---|---|---|
| 09:00 | August 15 | Girls | |
| 09:00 | August 16 | Boys | |
| 09:00 | August 19 | 4x Mixed Relay |
| Starting No. | Name | Country | |
|---|---|---|---|
| 1 | Miguel Fernandes | ||
| 2 | Ru Cheng | ||
| 3 | Iuri Vinuto Josino | ||
| 4 | Octavio Oliveros | ||
| 5 | Gabriel Zumbado | ||
| 6 | Tim Law Leong | ||
| 7 | Aaron Barclay | ||
| 8 | Abraham Louw | ||
| 9 | Gábor Hankó | ||
| 10 | Andrew Hood | ||
| 11 | Diego Paz Sobreira | ||
| 12 | Livio Molinari | ||
| 14 | Jérémy Obozil | ||
| 15 | Yuuki Kubono | ||
| 16 | Alois Knabl | ||
| 17 | Ji Hong Lee | ||
| 18 | Juan Jose Andrade Figueroa | ||
| 19 | Andrew Zographos | ||
| 20 | Boyd Littleford | ||
| 21 | Brook Powell | ||
| 22 | Thomas Jurgens | ||
| 23 | Ryan Gunn | ||
| 24 | Andres Eduardo Diaz | ||
| 25 | Kirill Uvarov | ||
| 26 | Lautaro Diaz | ||
| 27 | Michael Gosman | ||
| 28 | Kevin McDowell | ||
| 29 | Lukas Kocar | ||
| 30 | Andiry Sirenko | ||
| 31 | Wian Sullwald | ||
| 32 | Scott Ang | ||
| 33 | Tobias Klesen |
| Starting No. | Name | Country | |
|---|---|---|---|
| 1 | Hui Wai Sum, Vincci | ||
| 2 | Kelly Whitley | ||
| 3 | Monika Oražem | ||
| 4 | Leslie Amat Alvarez | ||
| 5 | Mingxiu Ma | ||
| 6 | Clara Wong | ||
| 7 | Mattika Maneekaew | ||
| 8 | Andrea Arenas | ||
| 9 | Alessia Orla | ||
| 10 | Yuka Sato | ||
| 11 | Tuvshinjargal Enkhjargal | ||
| 12 | Eszter Dudas | ||
| 14 | Valeria Piedra | ||
| 15 | Laura Casey | ||
| 16 | Viviana Gonzalez | ||
| 17 | Raquel Rocha | ||
| 18 | Elinor Thorogood | ||
| 19 | Anna Godoy Contreras | ||
| 20 | Karolina Solovyova | ||
| 21 | Andrea Brown | ||
| 22 | Andrea Longueria | ||
| 23 | Annie Thorén | ||
| 24 | Christine Ridenour | ||
| 25 | Ellie Salthouse | ||
| 26 | Maddie Dillon | ||
| 27 | Hee Sun Kim | ||
| 28 | Cristina Betancourt | ||
| 29 | Sara Vilic | ||
| 30 | Adriana Barraza | ||
| 31 | Marlene Gomez-Weißhäupl | ||
| 32 | Fany Baysaron | ||
| 33 | Charlotte Deldaele |
| Boys' | |||
| Girls' | |||
| Mixed Relay | Europe 1 Eszter Dudas Miguel Valente Fernandes Fanny Beisaron Alois Knabl | Oceania 1 Ellie Salthouse Michael Gosman Maddie Dillon Aaron Barclay | Americas 1 Kelly Whitley Kevin McDowell Adriana Barraza Lautaro Diaz |