Last name Sinason (Sinason 
) , globally, is a very rare family name. The last name Sinason is habitual in the United Kingdom, where it is a very rare surname, the United States, where it is an extremely rare surname, and Philippines. Much less frequently, Sinason is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sinason | India, United Kingdom, United States, Philippines |
| valerie sinason British psychoanalyst, GB (b. 1946) |
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| michael d. a. sinason (b. 1947) |
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| david h. sinason (b. 1952) |
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