Last name Houwaert (Houwaert 
) , around the globe, is a very rare surname. The surname Houwaert is habitual in Belgium, where it is a rare surname, and Brazil, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Houwaert | Brazil, Belgium |
|
johan baptista houwaert Playwright, BE (b. 1533) |
|
| cecilia houwaert owner of a Delftware pottery |
|