Last name Вентцель (Ventsel 
, Вентцель 
, Ventcel) , in the entire world, is a rare cognomen. The cognomen Вентцель is characteristic of Estonia, where it is quite a common surname, Bulgaria, where it is a rare surname, and Finland. Measured by absolute frequency, it most frequently occurs in Russia, Estonia, and Bulgaria.
| VARIANT | COUNTRY |
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| Ventsel | Estonia, Bulgaria, Belarus, Russia, United States |
| Вентцель | Russia, Ukraine |
| вентцель, константин николаевич Russian teacher, RU (b. 1857) |
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| вентцель, николай николаевич RU (b. 1856) |
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| вентцель, димитрий александрович Soviet physicist, RU (b. 1898) |
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| вентцель, елена сергеевна Russian mathematician (1907-2002), EE (b. 1907) |
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| вентцель, надежда константиновна RU (b. 1900) |
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| александр дмитриевич вентцель Russian-American mathematician, RU (b. 1937) |
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