Last name Cyrus (Ciro 
, Cyrus 
, سيروس 
, along with others...) , around the world, is a common cognomen. The cognomen Cyrus is habitual in Latin America and the Caribbean, particularly Grenada, where it is a common surname, Saint Vincent and the Grenadines, and Barbados, where it is quite a common surname (explore the name in all countries). In absolute terms, it is commonest in Mexico, Colombia, and the United States. More frequently, Cyrus is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ciro | Philippines, Italy, Brazil, United States, Mexico |
| Cyrus | Kenya, Italy, Brazil, United States, Mexico |
| سيروس | Iran |
| Кир | Kazakhstan, Russia, Ukraine, Kyrgyzstan |
| Сайрус | Kazakhstan, Russia, Ukraine |
| סיירוס | Israel |
| mathias cyrus 1566-1618; Schulinspektor u. Schriftsteller in Prag; Priester der Böhmischen Brüder, CZ (b. 1566) |
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| vincentius cyrus (b. 1605) |
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| joseph cyrus great grandfather of Billy Ray Cyrus (b. 1872) |
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| allan cyrus Swedish writer, SE (b. 1887) |
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| verlina cyrus mother of Ron Cyrus (b. 1894) |
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| eldon cyrus father of Ron Cyrus (b. 1895) |
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| abraham c. cyrus Saint Vincent and the Grenadines politician, VC (b. 1900) |
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billy ray cyrus American singer and actor, US (b. 1961) |
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| georg cyrus DE (b. 1901) |
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| bohumil cyrus CZ (b. 1905) |
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| záviš cyrus CZ (b. 1907) |
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| cecil cyrus Vincentian physician (b. 1929) |
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| jaroslav cyrus (b. 1921) |
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| hannelore cyrus German social scientist and historian, DE (b. 1935) |
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| ron cyrus Kentucky-born Democratic politician (1935-2006), US (b. 1935) |
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