Family name Leyssens (Leyssens 
) , across the world, is quite a rare last name. The surname Leyssens is characteristic of Western Europe, particularly Belgium, where it is quite a common surname, France, where it is a very rare surname, and Switzerland. Measured by absolute frequency, it is the most numerous in Belgium, France, and Poland. Very seldom, Leyssens is the forename as well as the last name.
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| Leyssens | United Kingdom, Switzerland, Belgium, Poland, France |
| jacob leyssens Flemish painter, BE (b. 1661) |
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| laura leyssens researcher |
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| tom leyssens researcher |
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| arnaud leyssens Ph.D. Université de Lille I 1999 |
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| jean leyssens photographer |
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| katrien leyssens researcher |
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| ignatius leyssens Flemish publisher and bookseller, BE |
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| philippe leyssens BE |
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| lotte leyssens BE |
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| yoohan leyssens |
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| jan leyssens BE |
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| jef leyssens |
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| philippe leyssens |
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Mr, Anna, Anne, Bart, Bert, Karl, Koen, Kris, Paul, Rani, Romy, Rita, Rudy, Davy, Dirk, Giel, Lisa, Jana, Jago, Josh, Joni, Jorn, Alex, Sven, Sita, Mark, Ms, An, Sam, Ann, Bã, Kim, Pol, Raf, Rik, Don, Jort, Guy, Jan, Jos, Jef, Tom, Tim, Els, Eva, Evi, Wim, Marc, Luc, and Theo