In the entire world, Pythagoras (Pythagoras 
, فيثاغورس) is a rare boy's forename. The first name Pythagoras is habitual in Greece, where it is quite a rare male name, Philippines, where it is a very rare male name, and Brazil, where it is an extremely rare boy's name. Likewise, Pythagoras is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Pythagoras | Indonesia, Philippines, Nigeria, Greece, Brazil |
Pitagora, Pitagoras, Pitágoras, Pythágoras, and فيثاغورث
| pythagoras of magnesia ancient Olympic victor, 300 BCE, TR (b. 400) |
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| pythagoras of ephesus tyrant of Ephesus, TR (b. 550) |
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| pythagoras of samos Ancient Greek boxer and Olympic winner (b. 600) |
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| pythagoras papadimitriou Ph.D. Victoria University of Manchester 1993 |
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| pythagoras chatzimanolis researcher (ORCID 0000-0002-4255-5181) |
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| pythagoras the spartan Ancient Greek mercenary |
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| pythagoras of argos |
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| pythagoras of selinunte |
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| pythagoras of zakynthos |
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