Na Yun-su
| full name | Na Yun-su | |
| nationality | South Korea (KOR) | |
| local spelling | 나 윤수 | |
| born | August 1962 | in Seoul (South Korea) |
| Navigation | Championships | World Cup |
Championships - Medal table and top 10 positions
| kampioenschap | gold | silver | bronze | 4th-6th | 7th-10th | starts |
 Olympic Games | 0 | 0 | 0 | 0 | 0 | 7 |
| WCh Allround | 0 | 0 | 0 | 0 | 0 | 1 |
| WCh Sprint | 0 | 0 | 0 | 0 | 0 | 2 |
Championships - Results
| year | position | championship | place | |
| 1980 | 26 | Olympic Games 1500 meters | Lake Placid | USA |
| 24 | Olympic Games 5000 meters | Lake Placid | USA | |
| 23 | Olympic Games 10,000 meters | Lake Placid | USA | |
| 1983 | NC29 | WCh Allround | Oslo | NOR |
| 1984 | 31 | Olympic Games 500 meters | Sarajevo | YUG |
| 30 | Olympic Games 1000 meters | Sarajevo | YUG | |
| 30 | Olympic Games 1500 meters | Sarajevo | YUG | |
| 30 | Olympic Games 5000 meters | Sarajevo | YUG | |
| 1986 | 18 | WCh Sprint | Karuizawa | JPN |
| 1987 | 29 | WCh Sprint | Sainte-Foy | CAN |
