Family name Lønningdal (Lønningdal 
) , all around the world, is a very rare surname. The cognomen Lønningdal is characteristic of Northern Europe, particularly Norway, where it is a rare surname.
| kristin kverneland lønningdal Norwegian politician, NO (b. 1923) |
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| ingrid lønningdal Norwegian artist (born 1981), NO (b. 1981) |
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