Ryoo Choon-za
| full name | Ryoo Choon-za | |
| nationality | North Korea (PRK) | |
| born | December 1943 | in Hamheung (North Korea) |
Championships - Medal table and top 10 positions
| kampioenschap | gold | silver | bronze | 4th-6th | 7th-10th | starts |
 Olympic Games | 0 | 0 | 0 | 0 | 0 | 2 |
| WCh Allround | 0 | 0 | 0 | 0 | 0 | 2 |
Championships - Results
| year | position | championship | place | |
| 1964 | 15 | Olympic Games 500 meters | Innsbruck | AUT |
| 16 | Olympic Games 1000 meters | Innsbruck | AUT | |
| NC24 | WCh Allround | Kristinehamn | SWE | |
| 1965 | 13 | WCh Allround | Oulo | FIN |
