Cognomen Bittencourt (Bittencourt 
, ביטנקורט 
) , throughout the world, is a common family name. The last name Bittencourt is habitual in Brazil, where it is quite a common surname, Uruguay, where it is quite a rare surname, and Portugal. In absolute terms, it is commonest in Brazil, the United States, and Uruguay.
| VARIANT | COUNTRY |
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| Bittencourt | Portugal, Uruguay, Brazil, Australia, United States |
| ביטנקורט | Israel |
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carlos machado bittencourt Brazilian soldier (1840-1897), BR (b. 1840) |
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antônio clemente ribeiro bittencourt Brazilian politician, BR (b. 1853) |
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edmundo bittencourt Brazilian journalist and lawyer, BR (b. 1866) |
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| jacinto machado bittencourt BR (b. 1808) |
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| josé bernardino da cunha bittencourt Brazilian politician, BR (b. 1827) |
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| gentil augusto bittencourt Brazilian businessman, BR (b. 1834) |
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| antônio francisco corrêa de bittencourt Brazilian politician (1834-1918), BR (b. 1834) |
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raul jobim bittencourt Brazilian politician, BR (b. 1902) |
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mário bittencourt sampaio brazilian politician, BR (b. 1903) |
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| anna ribeiro de goes bittencourt (b. 1843) |
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joão guilherme lameira bittencourt Brazilian politician, BR (b. 1908) |
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mário machado bittencourt Brazilian lawyer (1909-1932), BR (b. 1909) |
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carlos alberto lúcio bittencourt Brazilian politician, BR (b. 1911) |
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niomar moniz sodré bittencourt Brazilian journalist (1916-2003), BR (b. 1916) |
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| liberato bittencourt Brazilian writer (1869-1948), BR (b. 1869) |
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