Family name Londén (Londén 
) , all around the world, is an extremely rare cognomen. The family name Londén is habitual in Northern Europe, particularly Finland, where it is a very rare surname.
| VARIANT | COUNTRY |
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| Londén | Finland |
| ludvig londén Finnish major general in the Imperial Russian Army (1843-1909), FI (b. 1843) |
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| georg londén Finnish major general (1874-1950), FI (b. 1874) |
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| kurt londén actor (b. 1905) |
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| georg londén AX (b. 1910) |
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| laura londén Finnish diplomat, FI (b. 1961) |
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