# South Korea at the 2014 Summer Youth Olympics

South Korea competed at the 2014 Summer Youth Olympics, in Nanjing, China from 16 August to 28 August 2014.

## Archery

South Korea qualified two archers from its performance at the 2013 World Archery Youth Championships.

### Individual

| Athlete | Event | Ranking round | Ranking round | Round of 32 | Round of 16 | Quarterfinals | Semifinals | Final / BM | Rank |
| Athlete | Event | Score | Seed | Opposition Score | Opposition Score | Opposition Score | Opposition Score | Opposition Score | Rank |
| Lee Woo-seok | Boys' Individual | 704 | 1 | Elsehely (EGY) W 6–0 | Zolkepeli (MAS) W 6–0 | Faber (SUI) W 6–2 | Gazoz (TUR) W 6–0 | D'Almeida (BRA) W 7–3 | |
| Lee Eun Gyeong | Girls' Individual | 681 | 1 | Zinsou (BEN) W 6–0 | Villegas (VEN) W 6–2 | Anagoz (TUR) W 7–3 | Gaubil (FRA) L 4–6 | Machado (BRA) W 7–1 | |

### Team

| Athletes | Event | Ranking round | Ranking round | Round of 32 | Round of 16 | Quarterfinals | Semifinals | Final / BM | Rank |
| Athletes | Event | Score | Seed | Opposition Score | Opposition Score | Opposition Score | Opposition Score | Opposition Score | Rank |
| Merveille Zinsou (BEN) Lee Woo-seok (KOR) | Mixed Team | 1202 | 32 | Mugabilzada (AZE) Muto (JPN) L 2–6 | Did not advance | Did not advance | Did not advance | Did not advance | 17 |
| Lee Eun-gyeong (KOR) Seifeldin Elsehely (EGY) | Mixed Team | 1258 | 30 | Romero (GUA) Martens (BEL) L 2–6 | Did not advance | Did not advance | Did not advance | Did not advance | 17 |

## Athletics

South Korea qualified six athletes.
Qualification Legend: Q=Final A (medal); qB=Final B (non-medal); qC=Final C (non-medal); qD=Final D (non-medal); qE=Final E (non-medal)

### Track & road events

| Athlete | Event | Heats | Heats | Final | Final |
| Athlete | Event | Result | Rank | Result | Rank |
| Choi Mingi | 400 m | 49.30 | 14 qB | 50.40 | 14 |
| Kim Gyeong-Tae | 110 m hurdles | 13.50 PB | 2 Q | 13.43 PB | |
| Joo Hyeonmyeong | 10 km walk | — | — | 43:51.89 PB | 5 |

### Track & road events

| Athlete | Event | Heats | Heats | Final | Final |
| Athlete | Event | Result | Rank | Result | Rank |
| kim Chaehyun | 5 km walk | — | — | 24:36.53 PB | 8 |

### Field events

| Athlete | Event | Qualification | Qualification | Final | Final |
| Athlete | Event | Distance | Rank | Distance | Rank |
| Lee Hyeonjeong | Triple jump | 12.44 | 7 Q | 12.32 | 6 |
| Yusun Jeong | Shot put | 16.11 | 5 Q | 16.03 | 5 |

## Badminton

South Korea qualified two athletes based on the 2 May 2014 BWF Junior World Rankings.

### Singles

| Athlete | Event | Group stage | Group stage | Group stage | Group stage | Quarterfinal | Semifinal | Final / BM | Rank |
| Athlete | Event | Opposition Score | Opposition Score | Opposition Score | Rank | Opposition Score | Opposition Score | Opposition Score | Rank |
| Seo Seung-jae | Boys' Singles | Ong (SIN) W (21–12, 21–11) | Yuqi (CHN) L (15–21, 11–21) | Ayittey (GHA) W (Walkover) | 2 | Did not advance | Did not advance | Did not advance | 9 |
| Kim Ga Eun | Girls' Singles | Demirbag (TUR) W (21–12, 21–16) | Liang (SIN) W (21–15, 21–16) | Kabelo (BOT) W (21–14, 21–2) | 1QF | Lee (TPE) L (18–21, 16–21) | Did not advance | Did not advance | 5 |

### Doubles

| Athlete | Event | Group stage | Group stage | Group stage | Group stage | Quarterfinal | Semifinal | Final / BM | Rank |
| Athlete | Event | Opposition Score | Opposition Score | Opposition Score | Rank | Opposition Score | Opposition Score | Opposition Score | Rank |
| Doha Hany (EGY) Seo Seung-jae (KOR) | Mixed Doubles | Shi (CHN) Lai (AUS) L (15–21, 10–21) | Coelho (BRA) Lesnaya (UKR) L (16–21, 15–21) | Vlaar (NED) Lais (AUT) L (21–16, 21–16) | 2 | Did not advance | Did not advance | Did not advance | Did not advance |
| Kim Ga Eun (KOR) Lin Guipu (CHN) | Mixed Doubles | Citron (FRA) Macias (PER) W (21–11, 21–23, 21–14) | Gnedt (AUT) Solis (MEX) W (21–7, 21–7) | Cheam (MAS) Ng (HKG) L (20–22, 19–21) | 2 | Did not advance | Did not advance | Did not advance | Did not advance |

## Boxing

South Korea qualified one boxer based on its performance at the 2014 AIBA Youth World Championships

### Boys

| Athlete | Event | Preliminaries | Semifinals | Final / RM | Rank |
| Athlete | Event | Opposition Result | Opposition Result | Opposition Result | Rank |
| Jinnyong Kim | -91 kg | Bye | Filipi (CRO) L 1–2 | Bronze Medal Bout  Gallagher (IRL) L 0–3 | 4 |

## Canoeing

South Korea qualified one boat based on its performance at the 2013 World Junior Canoe Sprint and Slalom Championships.

### Boys

| Athlete | Event | Qualification | Qualification | Round of 16 | Round of 16 | Quarterfinals | Semifinals | Final / BM | Rank |
| Athlete | Event | Time | Rank | Time | Rank | Opposition Result | Opposition Result | Opposition Result | Rank |
| Choi Jisung | C1 slalom | | | | | | | | |
| Choi Jisung | C1 sprint | | | | | | | | |

## Fencing

South Korea qualified five athletes based on its performance at the 2014 FIE Cadet World Championships.

### Boys

| Athlete | Event | Pool Round | Seed | Round of 16 | Quarterfinals | Semifinals | Final / BM | Rank |
| Athlete | Event | Opposition Score | Seed | Opposition Score | Opposition Score | Opposition Score | Opposition Score | Rank |
| Myeongki Kim | Épée | Pool 2  Yoo (USA) L 2–5 Ogilvie (NZL)  Elsayed (EGY) Abate (ITA)  French (CAN) | 3 | Elsayed (EGY) W 15–12 | Yoo (USA) L 12–15 | Did not advance | Did not advance | 7 |
| Myeong Cheol Seo | Foil | Heroui (ALG) Bianchi (ITA) El-Choueiri (LIB) W 5–1 C Choi (HKG) M Huang (CHN) A Rzadkowski (POL) | | Marostega (BRA) W 15–11 | Fitzgerald (AUS) W 15–3 | Rządkowski (POL) L 10–15 | Roger (FRA) L 11–15 | 4 |
| Dongju Kim | Sabre | Y Yan (CHN) T Cucu (ROU) Al-Musawi (IRQ) W 5–1 M Ayman (EGY) I Ilin (RUS) B Alshamlan (KUW) W 5–3 | | B Alshamlan (KUW) W 15–12 | | | Ilyin (RUS) L | |

### Girls

| Athlete | Event | Pool Round | Seed | Round of 16 | Quarterfinals | Semifinals | Final / BM | Rank |
| Athlete | Event | Opposition Score | Seed | Opposition Score | Opposition Score | Opposition Score | Opposition Score | Rank |
| Sinhee Lee | Épée | Pool 2  Linde (SWE) Gaber (EGY) Mroszczak (POL) Nagy (HUN) Alqudah (JOR) | 2 | Bye | Yoshimura (JPN) W 15–14 | Linde (SWE) W 15–10 | de Marchi (ITA) W 15–13 | |
| Eunhye Jeon | Sabre | Záhonyi (HUN) Crovari (ITA) Toledo (MEX) Colon (PUR) Boungab (ALG) | | | | | | |

### Mixed Team

| Athletes | Event | Round of 16 | Quarterfinals | Semifinals / PM | Final / PM | Rank |
| Athletes | Event | Opposition Score | Opposition Score | Opposition Score | Opposition Score | Rank |
| Asia-Oceania 1 Chien Kei Hsu Albert (HKG) Choi Chun Yin Ryan (HKG) Misaki Emura (JPN) Kim Dongju (KOR) Lee Sinhee (KOR) Karin Miyawaki (JPN) | Mixed Team | | Europe 4 W 30–22 | Europe 2 W 30–29 | Europe 1 W | |
| Asia-Oceania 2 Myeongki Kim (KOR) Yan Yinghui (CHN) Myeong Cheol Seo (KOR) Eunhye Jeon (KOR) Huang Ali (CHN) Miho Yoshimura (JPN) | Mixed Team | Europe 3 W 30–26 | | Europe 1 L | Europe 2 L 25–30 | 4 |

## Football

South Korea will compete in the boys' tournament.

### Boys' tournament
#### Roster

* Hong Hyun-seok
* Im Wha-rang
* Jeong Woo-yeong
* Joo Hwi-min
* Kim Chan
* Kim Gyu-hyeong
* Kim Kyu-nam
* Kim Min-gyu
* Kim Seong-jun
* Kim Seung-ha
* Lee Chang-min
* Lee Ji-yong
* Lee Kyu-hyuk
* Lee Sang-su
* Lim Jae-hyuk
* Park Jun-phil
* Park Kyeong-woo
* Shin Do-hyun

#### Group Stage

| Teamvte | Pld | W | D | L | GF | GA | GD | Pts |
| South Korea | 2 | 2 | 0 | 0 | 14 | 0 | +14 | 6 |
| Cape Verde | 2 | 1 | 0 | 1 | 7 | 6 | +1 | 3 |
| Vanuatu | 2 | 0 | 0 | 2 | 1 | 16 | −15 | 0 |

#### Gold medal match
## Golf

South Korea qualified one team of two athletes based on the 8 June 2014 IGF Combined World Amateur Golf Rankings.

### Individual

| Athlete | Event | Round 1 | Round 1 | Round 2 | Round 2 | Round 2 | Round 3 | Round 3 | Round 3 | Total | Total |
| Athlete | Event | Score | Rank | Score | Total | Rank | Score | Total | Rank | Score | Rank |
| Youm Eun Ho | Boys | | | | | | | | | | |
| Lee Soyoung | Girls | 69 | 1 | 68 | 137 | 1 | | | 1 | | |

### Team

| Athletes | Event | Round 1 (Foursome) | Round 1 (Foursome) | Round 2 (Fourball) | Round 2 (Fourball) | Round 2 (Fourball) | Round 3 (Individual Stroke) | Round 3 (Individual Stroke) | Round 3 (Individual Stroke) | Round 3 (Individual Stroke) | Total | Total |
| Athletes | Event | Score | Rank | Score | Total | Rank | Boy | Girl | Total | Rank | Score | Rank |
| Youm Eun Ho Lee Soyoung | Mixed | 61 (−11) | 1 | 71 (−1) | 132 (−12) | 2 | | | 140 (−4) | 2 | 272 (−16) | |

## Gymnastics
### Artistic Gymnastics

South Korea qualified two athletes based on its performance at the 2014 Asian Artistic Gymnastics Championships.

#### Boys

| Athlete | Event | Apparatus | Apparatus | Apparatus | Apparatus | Apparatus | Apparatus | Total | Rank |
| Athlete | Event | F | PH | R | V | PB | HB | Total | Rank |
| Lim Myongwoo | Qualification | 13.750 8 Q | 11.400 30 | 13.300 9 Q | 13.150 33 | 9.100 38 | 13.050 12 | 73.750 | 28 |
| Lim Myongwoo | Floor | — | — | — | — | — | — | 13.766 | |
| Lim Myongwoo | Rings | — | — | — | — | — | — | 12.733 | 8 |

#### Girls

| Athlete | Event | Apparatus | Apparatus | Apparatus | Apparatus | Total | Rank |
| Athlete | Event | V | UB | BB | F | Total | Rank |
| Hana Park | Qualification | 12.150 39 | 9.750 30 | 11.000 30 | 10.825 36 | 43.725 | 34 |

## Handball

South Korea qualified a girls' team based on its performance at the 2013 Asian Youth Games.

### Girls' tournament
#### Roster

* Choi Ji-hyeon
* Gim Bo-eun
* Hur You-jin
* Kang Da-hye
* Kang Eun-hye
* Kang Kyung-min
* Kim Seong-eun
* Kim So-ra
* Lee Ga-hee
* Lee Ha-neul
* Park Jo-eun
* Park Jun-hee
* Park Min-jeong
* Yu So-jeong

#### Group stage

| Pos | Teamvte | Pld | W | D | L | GF | GA | GD | Pts | Qualification |
| 1 | Russia | 2 | 2 | 0 | 0 | 70 | 52 | +18 | 4 | Semifinals |
| 2 | South Korea | 2 | 1 | 0 | 1 | 70 | 59 | +11 | 2 | Semifinals |
| 3 | Angola | 2 | 0 | 0 | 2 | 44 | 73 | −29 | 0 | 5th place game |
| 21 August 14:00 | South Korea | 39–23 | Angola | Jiangning Sports Centre Gymnasium, Nanjing Referees: Ota, Shimajiri (Japan) |
| 21 August 14:00 | Kang 7 | (20–11) | Costa 6 | Jiangning Sports Centre Gymnasium, Nanjing Referees: Ota, Shimajiri (Japan) |
| 21 August 14:00 | 2× 3× | Report | 3× 4× | Jiangning Sports Centre Gymnasium, Nanjing Referees: Ota, Shimajiri (Japan) |
| 22 August 14:00 | Russia | 36–31 | South Korea | Jiangning Sports Centre Gymnasium, Nanjing Referees: Wang, Li (China) |
| 22 August 14:00 | Frolova 9 | (16–16) | Yu 7 | Jiangning Sports Centre Gymnasium, Nanjing Referees: Wang, Li (China) |
| 22 August 14:00 | 2× 3× | Report | 3× 1× | Jiangning Sports Centre Gymnasium, Nanjing Referees: Wang, Li (China) |

#### Semifinals

| 24 August 13:00 | South Korea | 25–24 | Sweden | Jiangning Sports Center Gymnasium Referees: Brunner, Salah (Switzerland) |
| 24 August 13:00 | Kang 6 | (11–10) | Ekenman-Fernis 10 | Jiangning Sports Center Gymnasium Referees: Brunner, Salah (Switzerland) |
| 24 August 13:00 | 2× 2× 1× | Report | 3× 5× | Jiangning Sports Center Gymnasium Referees: Brunner, Salah (Switzerland) |

#### Gold medal game

| 25 August 18:00 | South Korea | 32–31 | Russia | Jiangning Sports Center Gymnasium Referees: Engberg, Laurell (Sweden) |
| 25 August 18:00 | Kang 12 | (17–14) | Golikova, Markova 7 | Jiangning Sports Center Gymnasium Referees: Engberg, Laurell (Sweden) |
| 25 August 18:00 | 3× 5× | Report | 3× 7× | Jiangning Sports Center Gymnasium Referees: Engberg, Laurell (Sweden) |

## Judo

South Korea qualified two athletes based on its performance at the 2013 Cadet World Judo Championships.

### Individual

| Athlete | Event | Round of 32 | Round of 16 | Quarterfinals | Semifinals | Rep 1 | Rep 2 | Rep 3 | Rep 4 | Final / BM | Rank |
| Athlete | Event | Opposition Result | Opposition Result | Opposition Result | Opposition Result | Opposition Result | Opposition Result | Opposition Result | Opposition Result | Opposition Result | Rank |
| Seunghwan Ryu | Boys' −66 kg | Dermishyan (ARM) W 110–010 | Minkou (BLR) W 100–000 | Diaz (USA) W 100–000 | Iadov (UKR) L 010–010 | — | — | — | — | Wu (CHN) L 000–000 | 5 |
| Lee Hye-kyeong | Girls' −52 kg | — | Elizeche (ARG) L 001–002 | Did not advance | Did not advance | Bye | Siderot (POR) W 000–000 | Amrane (ALG) W 101–000 | Elizeche (ARG) W 000–000 | Janashvili (GEO) W 100–000 | |

### Team

| Athletes | Event | Round of 16 | Quarterfinals | Semifinals | Final | Rank |
| Athletes | Event | Opposition Result | Opposition Result | Opposition Result | Opposition Result | Rank |
| Team Geesink Layana Colman (BRA) Nemanja Majdov (SRB) Dzmitry Minkou (BLR) Ryu Seunghwan (KOR) Ivana Sunjevic (MNE) Anastasya Turcheva (RUS) Yu-Jyun Wang (TPE) | Mixed Team | Team Chochishvili (MIX) W 4 – 3 | Team Van De Walle (MIX) W 4 – 3 | Team Douillet (MIX) W 3$^{202}$ – 3$^{111}$ | Team Rouge (MIX) L 2 – 4 | |
| Team Douillet Gustavo Basile (ARG) Marko Bubanja (AUT) Adonis Diaz (USA) Liudmyla Drozdova (UKR) Lee Hye-kyeong (KOR) Brigita Matic (CRO) Peter Miles (GBR) | Mixed Team | Team Yamashita (MIX) W 3$^{200}$ – 3$^{112}$ | Team Nevzorov (MIX) W 5 – 2 | Team Geesink (MIX) L 3$^{111}$ – 3$^{202}$ | Did not advance | |

## Modern Pentathlon

South Korea qualified two athletes based on its performance at the Asian and Oceania YOG Qualifiers.
| Athlete | Event | Fencing Ranking Round (épée one touch) | Fencing Ranking Round (épée one touch) | Swimming (200 m freestyle) | Swimming (200 m freestyle) | Swimming (200 m freestyle) | Fencing Final Round (épée one touch) | Fencing Final Round (épée one touch) | Fencing Final Round (épée one touch) | Combined: Shooting/Running (10 m air pistol)/(3000 m) | Combined: Shooting/Running (10 m air pistol)/(3000 m) | Combined: Shooting/Running (10 m air pistol)/(3000 m) | Total Points | Final Rank |
| Athlete | Event | Results | Rank | Time | Rank | Points | Results | Rank | Points | Time | Rank | Points | Total Points | Final Rank |
| Gilung Park | Boys' Individual | | 7 | | | | | | | | | | | 15 |
| Juhye Choi | Girls' Individual | | 7 | | | | | | | | | | 1014 | 8 |
| Gilung Park (KOR) Aurora Tognetti (ITA) | Mixed Relay | | | | 8 | 335 | | | | | 3 | | | |
| Juhye Choi (KOR) Max Esposito (AUS) | Mixed Relay | | | | | | | | | | | | | |

## Shooting

South Korea qualified two shooters based on its performance at the 2014 Asian Shooting Championships.

### Individual

| Athlete | Event | Qualification | Qualification | Final | Final |
| Athlete | Event | Points | Rank | Points | Rank |
| Kim Cheongyong | Boys' 10m Air Pistol | 587 | 1 Q | 199.8 | |
| Kim Min-jung | Girls' 10m Air Pistol | 375 | 6 Q | 175.4 | |

### Team

| Athletes | Event | Qualification | Qualification | Round of 16 | Quarterfinals | Semifinals | Final / BM | Rank |
| Athletes | Event | Points | Rank | Opposition Result | Opposition Result | Opposition Result | Opposition Result | Rank |
| Kim Cheongyong (KOR) Samuela Ernstova (SVK) | Mixed Team 10m Air Pistol | | | | | | | |
| Kim Min-jung (KOR) Peter Karl Otto Schulze (CAN) | Mixed Team 10m Air Pistol | | Q | Chung (TPE) Igityan (ARM) L | Did not advance | Did not advance | Did not advance | 17 |

## Swimming

South Korea qualified four swimmers.

### Boys

| Athlete | Event | Heat | Heat | Semifinal | Semifinal | Final | Final |
| Athlete | Event | Time | Rank | Time | Rank | Time | Rank |
| Song Sukgyu | 100 m backstroke | 59.55 | 34 | Did not advance | Did not advance | Did not advance | Did not advance |
| Song Sukgyu | 200 m backstroke | 2:05.08 | 15 | — | — | Did not advance | Did not advance |
| Kim Jaeyoun | 50 m breaststroke | 28.89 | 9 Q | 28.89 | 10 | Did not advance | Did not advance |
| Kim Jaeyoun | 100 m breaststroke | 1:03.62 | 15 Q | 1:03.01 | 10 | Did not advance | Did not advance |
| Kim Jaeyoun | 200 m breaststroke | 2:17.40 | 12 | — | — | Did not advance | Did not advance |

### Girls

| Athlete | Event | Heat | Heat | Semifinal | Semifinal | Final | Final |
| Athlete | Event | Time | Rank | Time | Rank | Time | Rank |
| Park Jin-young | 50 m butterfly | 28.24 | 19 | Did not advance | Did not advance | Did not advance | Did not advance |
| Park Jin-young | 100 m butterfly | 1:00.80 | 7 Q | 1:00.02 | 4 Q | 59.94 | 5 |
| Park Jin-young | 200 m butterfly | 2:11.88 | 3 Q | — | — | 2:10.30 | 4 |
| Yang Jiwon | 50 m breaststroke | 32.31 | 7 Q | 32.22 | 6 Q | 32.14 | 7 |
| Yang Jiwon | 100 m breaststroke | 1:10.96 | 12 Q | 1:10.43 | 9 | Did not advance | Did not advance |
| Yang Jiwon | 200 m breaststroke | 2:31.07 | 4 Q | — | — | 2:27.31 | |

### Mixed

| Athlete | Event | Heat | Heat | Final | Final |
| Athlete | Event | Time | Rank | Time | Rank |
| Kim Jaeyoun Park Jin-young Song Sukgyu Yang Jiwon | 4×100 m freestyle relay | 3:51.81 | 17 | Did not advance | Did not advance |
| Kim Jaeyoun Park Jin-young Song Sukgyu Yang Jiwon | 4×100 m medley relay | 4:02.99 | 13 | Did not advance | Did not advance |

## Table Tennis

South Korea qualified a male athlete based on the ITTF Under-18 World Rankings. Later South Korea qualified a female athlete based on its performance at the Road to Nanjing series.

### Singles

| Athlete | Event | Group Stage | Rank | Round of 16 | Quarterfinals | Semifinals | Final / BM | Rank |
| Athlete | Event | Opposition Score | Rank | Opposition Score | Opposition Score | Opposition Score | Opposition Score | Rank |
| Minhyeok Kim | Boys | Group E  Toranzos (PAR) W 3 – 0 | | | | | | |
| Minhyeok Kim | Boys | Chen (POR) L 2 – 3 | | | | | | |
| Minhyeok Kim | Boys | Ghallab (EGY) | | | | | | |
| Park Seri | Girls | Group D  Zhang (USA) L 1 – 3 | | | | | | |
| Park Seri | Girls | Kim (UZB) | | | | | | |
| Park Seri | Girls | Zarif (FRA) | | | | | | |

### Team

| Athletes | Event | Group Stage | Rank | Round of 16 | Quarterfinals | Semifinals | Final / BM | Rank |
| Athletes | Event | Opposition Score | Rank | Opposition Score | Opposition Score | Opposition Score | Opposition Score | Rank |
| South Korea Park Seri (KOR) Minhyeok Kim (KOR) | Mixed | Kazakhstan Ryabova (KAZ) Gerassimenko (KAZ) W | Q | | China Liu (CHN) Fan (CHN) L 0 – 2 | Did not advance | Did not advance | 8 |
| South Korea Park Seri (KOR) Minhyeok Kim (KOR) | Mixed | France Zarif (FRA) Akkuzu (FRA) | Q | | China Liu (CHN) Fan (CHN) L 0 – 2 | Did not advance | Did not advance | 8 |
| South Korea Park Seri (KOR) Minhyeok Kim (KOR) | Mixed | Egypt Saad (EGY) Ghallab (EGY) W | Q | | China Liu (CHN) Fan (CHN) L 0 – 2 | Did not advance | Did not advance | 8 |
Qualification Legend: Q=Main Bracket (medal); qB=Consolation Bracket (non-medal)

## Taekwondo

South Korea qualified one athlete based on its performance at the Taekwondo Qualification Tournament.

### Boys

| Athlete | Event | Round of 16 | Quarterfinals | Semifinals | Final | Rank |
| Athlete | Event | Opposition Result | Opposition Result | Opposition Result | Opposition Result | Rank |
| Joo Donghun | −55 kg | Arriagada (CHI) W 11 – 5 | Melki (LIB) W 18 – 9 | Ketbi (BEL) W 3 – 2 | Huang (TPE) L 2 – 7 | |

## Tennis

South Korea qualified three athletes based on the 9 June 2014 ITF World Junior Rankings.

### Singles

| Athlete | Event | Round of 32 | Round of 16 | Quarterfinals | Semifinals | Final / BM | Rank |
| Athlete | Event | Opposition Score | Opposition Score | Opposition Score | Opposition Score | Opposition Score | Rank |
| Chung Yun-seong | Boys' Singles | Zukas (ARG) W 2–0 6–1, 7–5 | Zukas (BEL) L 1–2 6–3, 0–6, 6$^5$-7$^7$ | Did not advance | Did not advance | Did not advance | 9 |
| Lee Duck-hee | Boys' Singles | Roberts (BAH) W 2–0 6–2, 6–4 | Biró (HUN) W 2–0 6–2, 6–0 | Biró (POL) L 1 (Ret)-2 6–3, 4–6, 0$^r$-0 | Did not advance | Did not advance | 5 |
| Kim Dabin | Girls' Singles | Stefani (BRA) W 2–0 7–5, 6–2 | Schmiedlová (SVK) L 0 (Ret)-2 2–6, 1$^r$-1 | Did not advance | Did not advance | Did not advance | 9 |

### Doubles

| Athletes | Event | Round of 32 | Round of 16 | Quarterfinals | Semifinals | Final / BM | Rank |
| Athletes | Event | Opposition Score | Opposition Score | Opposition Score | Opposition Score | Opposition Score | Rank |
| Chung Yun-seong (KOR) Lee Duck-hee (KOR) | Boys' Doubles | — | Blaško (SVK) Molčan (SVK) W 2–0 6–3, 6–3 | Majchrzak (POL) Zieliński (POL) L w/o | Did not advance | Did not advance | 5 |
| Kim Dabin (KOR) Kamonwan Buayam (THA) | Girls' Doubles | — | Kasatkina (RUS) Komardina (RUS) L 1–2 7$^7$-6$^5$, 3–6, [9]-[11] | Did not advance | Did not advance | Did not advance | 9 |
| Kamonwan Buayam (THA) Chung Yun-seong (KOR) | Mixed Doubles | Stefani (BRA) Luz (BRA) L 0–2 2–6, 2–6 | Did not advance | Did not advance | Did not advance | Did not advance | 17 |
| Kim Dabin (KOR) Lee Duck-hee (KOR) | Mixed Doubles | Shymanovich (BLR) Chrysochos (CYP) W 2–1 3–6, 6–4, [13]-[11] | Heinová (CZE) Carey (BAH) L w/o | Did not advance | Did not advance | Did not advance | 9 |

## Triathlon

South Korea qualified two athletes based on its performance at the 2014 Asian Youth Olympic Games Qualifier.

### Individual

| Athlete | Event | Swim (750m) | Trans 1 | Bike (20 km) | Trans 2 | Run (5 km) | Total Time | Rank |
| Lee Gyunhyung | Boys | 09:48 | 00:43 | 29:30 | 00:24 | 18:16 | 0:58:41 | 20 |
| Kim Gyuri | Girls | 10:49 | 00:55 | 32:54 | 00:24 | 19:00 | 1:04:02 | 15 |

### Relay

| Athlete | Event | Total Times per Athlete (Swim 250m, Bike 6.6 km, Run 1.8 km) | Total Group Time | Rank |
| Asia 1 Minami Kubono (JPN) Lam Michael (HKG) Kim Gyuri (KOR) Lee Gyuhyung (KOR) | Mixed Relay | 21:43 20:06 23:10 21:41 | 1:26:40 | 8 |

## Weightlifting

South Korea qualified 1 quota in the boys' events based on the team ranking after the 2014 Weightlifting Youth & Junior Asian Championships.

### Boys

| Athlete | Event | Snatch | Snatch | Clean & jerk | Clean & jerk | Total | Rank |
| Athlete | Event | Result | Rank | Result | Rank | Total | Rank |
| Hwang Seunghwan | −85 kg | 135 | 5 | 165 | 5 | 300 | 5 |

## Wrestling

South Korea qualified one athlete based on its performance at the 2014 Asian Cadet Championships.
* VT – Victory by Fall.
* PP – Decision by Points – the loser with technical points.
* PO – Decision by Points – the loser without technical points.

### Girls

| Athlete | Event | Group stage | Group stage | Group stage | Group stage | Final / RM | Rank |
| Athlete | Event | Opposition Score | Opposition Score | Opposition Score | Rank | Opposition Score | Rank |
| Chae-Rin Park | Freestyle −70kg | Youin (CIV) W 4 – 0 | Keju (MHL) W 4 – 1 | Kılıç (TUR) L | 2 Q | Strzalka (POL) L 1 – 3 $^{VT}$ | 4 |