Last name Bisnajak (Bisnajak 
) , worldwide, is a rare surname. The cognomen Bisnajak is habitual in Suriname, where it is quite a common surname, Netherlands, where it is a very rare surname, and Spain, where it is an extremely rare surname. Very seldom, Bisnajak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bisnajak | Netherlands, Suriname, Spain |