Cognomen Alabau (Alabau 
) , worldwide, is a rare last name. The surname Alabau is characteristic of Spain, where it is quite a rare surname, France, where it is a very rare surname, and Argentina. Also, Alabau is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Alabau | Italy, France, United States, Spain, Argentina |
| jaume basil i alabau ES (b. 1748) |
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| antoni alabau i vergonyós ES (b. 1753) |
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| balbina alabau Spanish opera singer, ES (b. 1900) |
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amparo alabau torres ES (b. 1949) |
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| josé barrera alabau Spanish association football player, ES (b. 1938) |
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| magaly alabau Cuban-American poet, theater director, and actor, CU (b. 1945) |
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| josep torrent i alabau Spanish writer, ES (b. 1956) |
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| laura alabau i martí Valencian judge, ES |
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| marina alabau Spanish windsurfer, Olympic gold medalist, ES (b. 1985) |
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| merit xell torras alabau Spanish association football player, ES (b. 1991) |
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