Surname Blankenchip (Blankenchip 
) , all around the world, is a very rare cognomen. The family name Blankenchip is habitual in Northern America, particularly the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Blankenchip | United States |
| john blankenchip American director and theatre designer (b. 1919) |
|