Surname Ligac (Ligac 
) , in all the world, is a rare family name. The cognomen Ligac is characteristic of Slovakia, where it is quite a rare surname, the United Kingdom, where it is an extremely rare surname, and the United States. Very seldom, Ligac is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ligac | United Kingdom, Slovakia, United States, Philippines |