| Martyna Grajber | |
| Nationality: | Polish |
| Birth Date: | 28 March 1995 |
| Birth Place: | Żywiec, Poland |
| Height: | 1800NaN0 |
| Weight: | 670NaN0 |
| Spike: | 2970NaN0 |
| Block: | 2770NaN0 |
| Position: | Wing Spiker (Outside Hitter) |
| Currentnumber: | 15 (national team) |
| Years1: | 2013 – |
| Team1: | Budowlani Łódź |
| Nationalteam: |  Poland |
| Medaltemplates-Expand: | set to "yes" to auto-expand medaltemplates section |
Martyna Grajber (born 28 March 1995) is a Polish volleyball player. She plays for Budowlani Łódź in the Polish Orlen Liga.[1]
She was part of the Polish squad that competed at the 2016 FIVB Volleyball World Grand Prix.[2]