Last name Siward (Siward 
, Сивард 
) , around the world, is a very rare surname. The surname Siward is habitual in Israel, where it is a very rare surname, Malaysia, where it is an extremely rare surname, and Argentina. Measured by absolute frequency, it is commonest in the United States, Nigeria, and Israel. Also, Siward is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Siward | United States, Israel, Netherlands, Nigeria, Malaysia |
| Сивард | Russia |
| richard siward Siward, Sir Richard (d. 1248), mercenary and courtier (b. 1200) |
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| richard siward 13th-14th century Scottish noble (b. 1201) |
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siward, earl of northumbria Earl in 11th-century northern England, SE |
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| richard siward Peerage person ID=691837 |
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| richard siward |
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