Cognomen Рахманинов (Rachmaninoff 
, Рахманинов 
, Rahmaninov , among others...) , around the world, is a rare last name. The surname Рахманинов is characteristic of Russia, where it is a rare surname, Israel, where it is a very rare surname, and Kazakhstan. Not in comparison with a country's population, it is the most numerous in Russia, Indonesia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Rachmaninoff | United States, Australia |
| Рахманинов | Kazakhstan, Russia |
| Rahmaninov | United States |
| Rakhmaninov | United States, Russia |
| Rachmaninov | Indonesia, Israel, United Kingdom, Germany |
Rachmaninow, and Rajmáninov
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рахманинов, иван иванович Russian mathematician, RU (b. 1826) |
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сергей васильевич рахманинов Russian composer, pianist, and conductor (1873–1943), US (b. 1873) |
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| рахманинов, юрий павлович Soviet and Russian scientist and engineer, RU (b. 1936) |
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