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Dropping the article with singular family members

In Italian, possessive adjectives almost always travel with a definite article. Once you learn that you need to say il mio cane for your dog and la sua casa for her house, you get used to always pairing the article with the possessive. But there is one major exception that trips up many English speakers. When you talk about singular family members, you must drop the article.

For example, to say your father, you use mio padre, not il mio padre. This rule applies to a specific list of relative words, ranging from parents to in-laws. However, as with many rules in Italian, it comes with a few strict conditions to keep in mind.

Word list
figliafA1 daughter mia figlia figliomA1 son mio figlio figliomA1 child mio figlio / mia figlia fratellomA1 brother mio fratello madrefA1 mother mia madre maritomA1 husband mio marito mogliefA1 wife mia moglie nipoteA1 grandchild mio nipote / mia nipote nonnafA1 grandmother mia nonna nonnomA1 grandfather mio nonno padremA1 father mio padre sorellafA1 sister mia sorella ziafA1 aunt mia zia ziomA1 uncle mio zio cuginafA2 cousin mia cugina cuginomA2 cousin mio cugino nipoteA2 nephew mio nipote nipoteA2 niece mia nipote cognatafB2 sister-in-law mia cognata cognatomB2 brother-in-law mio cognato figliastrafB2 stepdaughter mia figliastra figliastromB2 stepson mio figliastro fratellastromB2 stepbrother mio fratellastro fratellastromB2 half brother mio fratellastro generomB2 son-in-law mio genero matrignafB2 stepmother mia matrigna nuorafB2 daughter-in-law mia nuora patrignomB2 stepfather mio patrigno sorellastrafB2 stepsister mia sorellastra sorellastrafB2 half sister mia sorellastra suocerafB2 mother-in-law mia suocera suoceromB2 father-in-law mio suocero bisnonnafC1 great-grandmother mia bisnonna bisnonnomC1 great-grandfather mio bisnonno trisnonnafC2 great-great-grandmother mia trisnonna trisnonnomC2 great-great-grandfather mio trisnonno
The Core Rule

When referring to exactly one family member without any extra describing words, you place the possessive adjective directly in front of the noun without an article. This applies to your immediate family, such as madre, padre, marito, moglie, fratello, and sorella.

Mio padre è medico.
(My father is a doctor.)
Sai se sua sorella vive a Roma?
(Do you know if his sister lives in Rome?)
Tuo marito cucina molto bene.
(Your husband cooks very well.)

The most important detail here is that the family member must be singular. As soon as you talk about multiple relatives, the definite article comes back.

I miei genitori sono in Italia.
(My parents are in Italy.)
Le sue sorelle lavorano in banca.
(Her sisters work at the bank.)
Extended Family and In-Laws

The no-article rule extends far beyond the immediate family. It includes your extended relatives like nonno, nonna, zio, zia, cugino, cugina, and nipote. It also covers step-parents and all your in-laws.

Nostro nipote ha cinque anni.
(Our grandson is five years old.)
Vostra cugina arriva domani mattina.
(Your cousin arrives tomorrow morning.)
Vado a cena con mia suocera.
(I am going to dinner with my mother-in-law.)
Watch Out: The Exceptions

There are three specific situations where you must keep the article, even if you are talking about a single family member.

First, the possessive pronoun loro is untouchable. It always requires a definite article, no matter what noun follows it.

Il loro zio è molto simpatico.
(Their uncle is very nice.)

Second, affectionate or informal terms for family members keep the article. While madre and padre drop the article, their informal equivalents mamma and papà keep it.

La mia mamma è fantastica.
(My mom is fantastic.)

Finally, if you add an adjective or a diminutive suffix to the family member, the article returns. You say mio fratello, but if you want to say your older brother, the extra adjective brings the article back.

Il mio fratello maggiore studia legge.
(My older brother studies law.)
Summary

When using possessives with family members, remember this basic checklist. If the relative is singular, has no extra describing words, and you are not using loro, drop the article. For plural relatives, affectionate terms, nouns with extra describing words, or loro, always keep the article.