Last name Šešelgis (Šešelgis 
) , in the world, is a very rare cognomen. The last name Šešelgis is characteristic of Northern Europe, particularly Lithuania, where it is a rare surname.
| kazys šešelgis (b. 1915) |
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| aleksandras šešelgis LT (b. 1921) |
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| algirdas šešelgis politician, LT (b. 1953) |
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