Cognomen Halasan (Halasan 
) , in all the world, is quite a rare family name. The cognomen Halasan is habitual in Philippines, where it is quite a rare surname, United Arab Emirates, where it is a rare surname, and Saudi Arabia. Not in comparison with a country's population, it most frequently occurs in Philippines, Indonesia, and Nigeria. Much less frequently, Halasan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Halasan | Indonesia, Philippines, United Arab Emirates, Saudi Arabia, Nigeria |
| henry halasan PH (b. 1924) |
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| florina halasan Ph.D. University of British Columbia 2010 |
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| randy halasan Filipino educator, PH (b. 1982) |
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