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How to Say ‘When is your mother's birthday?’ in Portuguese

Quando é o aniversário da tua mãe?

KWAHN-doo eh oo ah-nee-ver-SAH-ryoo dah TOO-ah mah-ee

[KWAHN-doo eh oo ah-nee-ver-SAH-ryoo dah TOO-ah mah-ee]

💬 Usage Tip: Portuguese often says possession with [de]: [o aniversário da tua mãe] literally uses "the birthday of your mother." You can reuse this pattern easily: [o nome do teu pai], [a casa da minha irmã].

Phrase Breakdown

Quando é

KWAHN-doo eh

When is

Used to ask about the time or date of something.

Example

Quando é a reunião?

When is the meeting?

Words in this phrase

Quando

[KWAHN-doo]

when

Used to ask about the time or date of something.

Example

Quando é o teste?

When is the test?

é

[eh]

is

Form of the verb 'ser'; here it means 'is'.

Example

O jantar é às oito.

Dinner is at eight.

O aniversário

oo ah-nee-ver-SAH-ryoo

the birthday

Refers to the day a person was born and celebrates each year.

Example

O aniversário do meu irmão é amanhã.

My brother's birthday is tomorrow.

Words in this phrase

o

[oo]

the

Masculine singular definite article, used before masculine nouns.

Example

O aniversário da tua mãe é importante.

Your mother's birthday is important.

aniversário

[ah-nee-ver-SAH-ryoo]

birthday

Means 'birthday' or 'anniversary'; in this context, it means birthday.

Example

O aniversário da tua mãe é em maio.

Your mother's birthday is in May.

Da tua mãe?

dah TOO-ah mah-ee

of your mother?

Possessive phrase asking whose birthday it is; in European Portuguese, 'tua' is the informal singular 'your'.

Example

Da tua mãe é em junho?

Is your mother's in June?

Words in this phrase

da

[dah]

of the

Contraction of 'de' + 'a'; here it means 'of the'.

Example

O aniversário da tua mãe é especial.

Your mother's birthday is special.

tua

[TOO-ah]

your

Informal singular feminine possessive, used before feminine nouns.

Example

A tua mãe trabalha aqui.

Your mother works here.

mãe

[mah-ee]

mother

Means 'mother' or 'mum'.

Example

A tua mãe chega amanhã.

Your mother arrives tomorrow.

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