Last name Haesen (Haesen 
) , all around the world, is quite a rare family name. The cognomen Haesen is habitual in Western Europe, particularly Belgium, where it is quite a rare surname, Netherlands, where it is a rare surname, and Germany. Much less frequently, Haesen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Haesen | Germany, Netherlands, Belgium, Denmark, France |
| wilfried haesen German politician, DE (b. 1943) |
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| sophie haesen researcher |
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| sibren haesen researcher (ORCID 0000-0002-7940-3456) |
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| stefan haesen Ph.D. Katholieke Universiteit Leuven 2004 |
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| anneleen haesen Belgian association football player, BE (b. 1987) |
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| stef haesen |
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