Last name Hapac (Hapac 
) , worldwide, is a very rare cognomen. The cognomen Hapac is characteristic of Philippines, where it is a very rare surname, Germany, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Hapac | Germany, United States, Philippines |
| bill hapac American basketball player (1918-1967), US (b. 1918) |
|