Family name Houang (Houang 
) , worldwide, is a rare surname. The cognomen Houang is characteristic of Paraguay, where it is quite a rare surname, Hong Kong, where it is a rare surname, and France. Measured by absolute frequency, it is commonest in Paraguay, France, and the United States. Also, Houang is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Houang | Paraguay, Laos, France, Australia, United States |
| françois houang French writer and philosopher, FR (b. 1911) |
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| jessica houang researcher |
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| steven t houang researcher |
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