Last name Kloostra (Kloostra 
) , in all the world, is a rare surname. The surname Kloostra is habitual in Netherlands, where it is quite a rare surname, Canada, where it is a rare surname, and New Zealand. Not in comparison with a country's population, this name is the most popular in Netherlands, the United States, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Kloostra | Belgium, United States, Canada, France, Netherlands |
| tjerk kloostra NL (b. 1910) |
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| arie kloostra NL (b. 1918) |
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| kevin kloostra college basketball player (2004–2004) Binghamton |
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