South Korea at the 1998 Winter Olympics
South Korea, as Republic of Korea, competed at the 1998 Winter Olympics in Nagano, Japan.
Medalists
Alpine skiing
Men| Athlete | Event | Record | Rank |
| Hur Sung-Wook | Giant Slalom | 2:52.27 | 33 |
| Hur Sung-Wook | Slalom | 1:58.01 | 23 |
| Byun Jong-Moon | Giant Slalom | Did Not Finish | - |
| Byun Jong-Moon | Slalom | Did Not Finish | - |
Biathlon
Men| Athlete | Event | Record | Penalty | Rank |
| Jeon Jae-Won | 10 km | 35:09.5 | 6 | 70 |
| Jeon Jae-Won | 20 km | 1:15:17.8 | 13 | 71 |
Cross-country skiing
Men| Athlete | Event | Record | Rank |
| Park Byeong-ju | 10 km | 30:42.1 | 53 |
| Park Byeong-ju | 15 km | Did Not Finish | - |
| Park Byeong-ju | 30 km | 1:47:41.5 | 55 |
| An Jin-Soo | 10 km | 31:55.5 | 74 |
| An Jin-Soo | 15 km | 1:18:51.4 | 66 |
| An Jin-Soo | 30 km | 1:54:12.2 | 63 |
| Park Byung-Joo | 10 km | 32:46.1 | 79 |
| Park Byung-Joo | 15 km | 1:19:19.8 | 67 |
| Shin Doo-Sun | 50 km | 2:33:27.3 | 61 |
| Park Byeong-ju An Jin-Soo Shin Doo-Sun Park Byung-Joo | 4 × 10 km Relay | 1:55:17.1 | 20 |
Figure skating
Men| Athlete | Event | TFP | Rank |
| Lee Kyu-Hyun | Single | 35.5 | 24 |
Luge
Men| Athlete | Event | Record | Rank |
| Lee Gi-Ro | Single | 3:34.721 | 29 |
| Kang Kwang-Bae | Single | 3:35.958 | 31 |
| Lee Yong | Single | 3:40.407 | 32 |
Short track speed skating
MenWomen
Ski jumping
Men| Athlete | Event | Record | Rank |
| Choi Heung-Chul | K90 Individual | 77.5 | 46 |
| Choi Heung-Chul | K120 Individual | 89.1 | 40 |
| Kim Hyun-Ki | K90 Individual | 61.5 | 59 |
| Kim Hyun-Ki | K120 Individual | 72.9 | 51 |
| Kim Heung-Soo | K90 Individual | 59.5 | 61 |
| Kim Heung-Soo | K120 Individual | 9.9 | 62 |
| Choi Yong-Jik | K90 Individual | 69.0 | 53 |
| Choi Yong-Jik | K120 Individual | 66.6 | 53 |
| Choi Heung-Chul Kim Hyun-Ki Kim Heung-Soo Choi Yong-Jik | K120 Team | 373.8 | 13 |
Speed skating
Men| Athlete | Event | Record | Rank |
| Kim Yoon-Man | 500 m | 1:12.36 | 7 |
| Kim Yoon-Man | 1000 m | 1:12.50 | 20 |
| Lee Kyu-Hyuk | 500 m | 1:12.55 | 8 |
| Lee Kyu-Hyuk | 1000 m | 1:12.05 | 13 |
| Jegal Seong-Ryeol | 500 m | 1:12.97 | T16 |
| Jegal Seong-Ryeol | 1000 m | 1:13.09 | 30 |
| Kim Jin-Soo | 500 m | 1:14.32 | 34 |
| Chun Joo-Hyun | 1000 m | 1:12.55 | T21 |
| Chun Joo-Hyun | 1500 m | 1:51.65 | 15 |
| Choi Jae-Bong | 1500 m | 1:51.47 | 12 |
| Choi Jae-Bong | 5000 m | 6:54.62 | 29 |
| Jeong Jin-Wook | 1500 m | 1:55.02 | 39 |
Women
| Athlete | Event | Record | Rank |
| Choi Seung-Yong | 500 m | 1:20.79 | T24 |
| Choi Seung-Yong | 1000 m | 1:21.28 | 24 |
| Chun Hee-Joo | 500 m | 1:21.62 | 29 |
| Chun Hee-Joo | 1000 m | 1:22.06 | 30 |
| Kang Mi-Young | 500 m | 1:22.25 | 30 |
| Kang Mi-Young | 1000 m | 1:24.18 | 38 |
| Kim Ju-Hyun | 500 m | 1:22.79 | T33 |
| Kim Ju-Hyun | 1000 m | 1:23.18 | 35 |
| Baek Eun-Bi | 1500 m | 2:05.23 | 25 |
| Baek Eun-Bi | 3000 m | 4:24.50 | 23 |
| Lee Kyeong-Nam | 1500 m | 2:05.59 | 26 |
| Lee Kyeong-Nam | 3000 m | 4:21.10 | 20 |