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'what is your name' is 'quel est votre nom' in French (alternatively 'comment vous appelez-vous'); you can use 'quel est ton nom / comment t'appelles-tu / comment est-ce que tu t'appelles' when...
What is your name?
The standard translation is
Comment vous appelez-vous ? -- "koh-mah[n] voo zah-play voo"
or
Comment t'appelles-tu ? -- "koh-mah[n] tah-pell tew"
Young people would...