Cognomen לופן (Lufan 
, לופן 
) , around the world, is a very rare surname. The cognomen לופן is habitual in Israel, where it is a rare surname, Colombia, where it is a very rare surname, and Brazil, where it is an extremely rare surname. Predominantly, לופן is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lufan | China, Indonesia, Taiwan, Colombia, Brazil |
| לופן | Israel |
| יובל לופן IL (b. 1942) |
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| ברק לופן Israeli kayaker, canoeist and coach, IL (b. 1987) |
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