| Olzvoin Ochbayar | |
| Fullname: | Olzvoin Ochbayar Mongolian: Олзвойн Очбаяр |
| Birth Date: | 26 April 1989 |
| Birth Place: | Mongolia |
| Position: | Defender |
| Currentclub: | Ulaanbaatar University |
| Years1: | 2011– |
| Clubs1: | Ulaanbaatar University |
| Nationalyears1: | 2011– |
| Nationalteam1: | Mongolia |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 0 |
Olzvoin Ochbayar (Mongolian: Олзвойн Очбаяр; born 26 April 1989) is a Mongolian international footballer. He has appeared 4 times for the Mongolia national football team.