Most names for professions change if the person is masculine or feminine.
Learn about job titles in French
And also if referring to more than one person:
BUT
Masculine always wins in French!
Here are some more examples:
Voilà le président François et la présidente Angela.Here are the president François and the president Angela.
Exceptions:
Le professeur (ou le prof) s'appelle Eric.
La professeur (ou la prof) s'appelle Noémie.The teacher's name is Eric.
The teacher's name is Noémie.
La professeur (ou la prof) s'appelle Noémie.The teacher's name is Eric.
The teacher's name is Noémie.
Mon professeur Bruno et ma professeure Sarah sont gentils.My teacher Bruno and my teacher Sarah are nice.
-> Note that the Académie Française considers la professeure a neologism.
See also When not to use un/une while stating people's occupations or professions in French (Zero Article)
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Learn more about these related French grammar topics
Examples and resources
Je suis avocate, dit Tina.I'm a lawyer, Jim says.
I'm a lawyer, Tina says.
La professeur (ou la prof) s'appelle Noémie.The teacher's name is Eric.
The teacher's name is Noémie.