Surname Castella (Castella 
, Ketela 
, Castile 
) , in all the world, is quite a common cognomen. The family name Castella is characteristic of Switzerland, where it is quite a common surname, Spain, where it is quite a rare surname, and Israel. Measured by absolute frequency, the name is most common in Spain, France, and the United States. Likewise, Castella is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Castella | France, Argentina, Spain, United States, Switzerland |
| Ketela | South Africa, Canada, Finland, United States, Ethiopia |
| Castile | South Africa, Canada, United Kingdom, United States, Israel |
| كاستيلا | Egypt |
|
elionora de castella Queen of Aragon, ES (b. 1307) |
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| joan de castella (1355-1385), PT (b. 1355) |
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| peter de castella (b. 1505) |
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| albert de castella (1657-1722), CH (b. 1657) |
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| françois pierre de castella (1690-1764), CH (b. 1690) |
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| rodolphe de castella (1705-1793), CH (b. 1705) |
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| françois tobie raphael castella (1714-1793), CH (b. 1714) |
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| jean antoine de castella (b. 1711) |
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| jean nicolas andré castella (1739-1807), CH (b. 1739) |
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| françois philippe magnus de castella (1743-1801), CH (b. 1743) |
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| charles de castella (b. 1737) |
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| pierre françois gilbert castella FR (b. 1751) |
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| nicolas-antoine-xavier castella de berlens French soldier and officer (1767-1830), FR (b. 1767) |
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| andré castella Swiss politician (1805-1873), CH (b. 1805) |
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| françois castella botanist (b. 1850) |
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