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 | 
World Cup - Top 10 positions
| discipline | 1st | 2nd | 3rd | 4th-6th | 7th-10th | starts | 
| 500 meters | 0 | 0 | 0 | 0 | 0 | 4 | 
| 1000 meters | 0 | 0 | 0 | 0 | 0 | 4 | 
| total | 0 | 0 | 0 | 0 | 0 | 8 | 
World Cup - All results
| seizoen | position | date | disclipline | place | ||
| 1985-86 | 32 | 30 Nov 1985 | 500 meters | Berlin | FRG | |
| 31 | 30 Nov 1985 | 1000 meters | Berlin | FRG | ||
| 31 | 1 Dec 1985 | 500 meters | Berlin | FRG | ||
| 33 | 1 Dec 1985 | 1000 meters | Berlin | FRG | ||
| 1986-87 | 24 | 29 Nov 1986 | 500 meters | Berlin | FRG | |
| 21 | 29 Nov 1986 | 1000 meters | Berlin | FRG | ||
| 22 | 30 Nov 1986 | 500 meters | Berlin | FRG | ||
| 43 | 30 Nov 1986 | 1000 meters | Berlin | FRG | ||

