Cognomen Siener (Siener 
) , around the world, is a rare surname. The family name Siener is habitual in Austria, where it is quite a rare surname, Germany, where it is a rare surname, and the United States, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Siener | Germany, Austria, United States, Canada, France |
|
siener van rensburg South African prophet, ZA (b. 1864) |
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| joachim w. siener DE (b. 1948) |
|
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| françois siener French actor, FR |
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| carl siener college basketball player (1972–1974) Louisiana State |
|
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| günter siener |
|