Cognomen Lassègue (Lassègue 
) , worldwide, is a very rare surname. The family name Lassègue is habitual in Western Europe, particularly France, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Lassègue | France |
| bernard-alexandre lassègue French military personnel, FR (b. 1890) |
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| jean lassègue French rugby union player, FR (b. 1924) |
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| pierre lassègue |
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