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GERMAN GRAMMAR · FREE A1.1

German possessives: mein, meine and meinen

Use mein for “my”, dein for “your”, sein for “his” and ihr for “her”. Say whose book, bag or pen it is, and choose the right ending.

What you will learn

  • Choose a possessive for the stated owner, including informal and formal you.
  • Match its ending to a noun in the nominative or accusative.
  • Use a familiar name with possessive -s.

Start with who it belongs to

Quick summary

Use mein for “my”, dein for “your”, sein for “his” and ihr for “her”.

Why it matters

You can distinguish your belongings from someone else’s.

Build the pattern

Das ist mein Buch.This is my book.

Use mein for “my”, dein for “your”, sein for “his” and ihr for “her”.

How it works

A possessive is a word such as “my” or “your” before a noun. For one person, start with ich → mein, du → dein, er → sein and sie → ihr. Here du means one person you address informally.

The owner chooses the beginning of the word. If Noah uses er, his book is sein Buch. If Mila uses sie, her book is ihr Buch. The book stays neuter in both phrases.

The noun then chooses the ending. Compare sein Buch with seine Tasche: both belong to him. The feminine noun Tasche adds -e; it does not turn “his” into “her”. The same pattern gives ihr Buch and ihre Tasche for her belongings.

With an owner referred to as es, use sein too. In these exercises, the owner and intended meaning are always stated. Do not guess them from the gender of the belonging.

Examples

Das ist mein Buch.This is my book.
Das ist seine Tasche.This is his bag.
Das ist ihr Buch.This is her book.

Common mistakes

  • Das ist sein Tasche.Das ist seine Tasche.

    Keep sein- for “his”, then add -e because Tasche is feminine.

Limits & exceptions

  • These forms stand before a noun. Standalone forms meaning “mine” or “yours” come later.
A little deeper

A feminine bag can belong to a man, and a masculine pen can belong to a woman. The owner and the noun make different decisions.

Add the ending for the noun

Quick summary

Compare mein Stift with meinen Stift, but keep mein Buch.

Why it matters

You can reuse the case patterns you already know.

Build the pattern

Das ist mein Stift.This is my pen.

Compare mein Stift with meinen Stift, but keep mein Buch.

How it works

In a nominative phrase, use mein Stift (masculine), meine Tasche (feminine), mein Buch (neuter) and meine Bücher (plural). These mean “my pen”, “my bag”, “my book” and “my books”.

After Das ist, identify one thing with the nominative: Das ist mein Stift. With several things, use Das sind meine Bücher.

After haben, the thing someone has is an accusative object. The masculine form changes to meinen Stift: Ich habe meinen Stift. Feminine meine Tasche, neuter mein Buch and plural meine Bücher keep the same endings.

Apply these endings to the other owners too: dein Stift → deinen Stift, seine Tasche → seine Tasche, ihr Buch → ihr Buch. Choose the owner first, then check the noun’s gender, number and role.

Examples

Das ist mein Stift.This is my pen.
Ich habe meinen Stift.I have my pen.
Das sind meine Bücher.These are my books.

Common mistakes

  • Ich habe mein Stift.Ich habe meinen Stift.

    The masculine object after habe needs meinen.

Limits & exceptions

  • This block covers nominative and accusative only. Dative and genitive endings come later.
A little deeper

The pattern is familiar from the articles for “a”: ein Stift becomes einen Stift. A possessive also has plural forms, unlike the ordinary indefinite article.

Say our, their or your politely

Quick summary

Use unser for “our”, euer for informal plural “your”, and capital Ihr for formal “your”.

Why it matters

You can talk about shared belongings and address people politely.

Build the pattern

Das ist unser Buch.This is our book.

Use unser for “our”, euer for informal plural “your”, and capital Ihr for formal “your”.

How it works

For “our”, use unser Buch, unsere Tasche, unsere Bücher and accusative masculine unseren Stift. The ending follows the same noun pattern.

When speaking informally to several people, use euer Buch. Before an ending, the usual shorter stem is eur-: eure Tasche, eure Bücher, euren Stift. The longer forms euere and eueren are also possible; the exercises accept them.

For “their”, use ihr Buch, ihre Tasche or ihren Stift. These forms look like “her”; context tells you whether the owner is one woman or several people.

Formal “your” uses a capital letter even inside a sentence: Ist das Ihr Buch? or Ich habe Ihren Stift. The same formal form addresses one or several people. Keep the capital letter when the exercise asks for formal “your”.

Examples

Das ist unser Buch.This is our book.
Das ist eure Tasche.This is your bag. (informal plural)
Ist das Ihr Buch?Is this your book? (formal)

Common mistakes

  • Ist das ihr Buch?Ist das Ihr Buch?

    For formal “your”, capitalize Ihr inside the sentence. Lowercase ihr means “her” or “their” here.

Limits & exceptions

  • At the start of a sentence, an initial capital alone cannot distinguish formal “your” from “her” or “their”. Read the context.
A little deeper

A word that looks the same can refer to different owners. The English meaning and stated addressee make the intended answer clear in practice.

Name the owner directly

Quick summary

Write Milas Buch for “Mila’s book”.

Why it matters

You can name the owner instead of using “his” or “her”.

Build the pattern

Das ist Milas Buch.This is Mila’s book.

Write Milas Buch for “Mila’s book”.

How it works

With a name such as Mila or Noah, add -s directly: Milas Buch, Noahs Tasche. In an ordinary phrase like these, do not copy the English apostrophe.

Use the same name form with a different belonging: Milas Stift, Milas Tasche, Milas Bücher. The added -s belongs to the name; it does not follow the noun’s gender or number.

Names ending in an s sound have a different spelling pattern: Max’ Buch, with an apostrophe after the name. This block’s typed questions use only Mila and Noah, so you can practise the basic pattern first.

Examples

Das ist Milas Buch.This is Mila’s book.
Das ist Noahs Tasche.This is Noah’s bag.

Common mistakes

  • Das ist Mila’s Buch.Das ist Milas Buch.

    For this ordinary possessive phrase, attach -s directly to Mila.

Limits & exceptions

  • Business names and other special spellings are outside this block. This is not a complete lesson on the genitive case.
A little deeper

Possessives can express relationships as well as ownership: “my sister” identifies a family relationship, not something you own.

Words in context

Family & belongingsReuse familiar belongings and add two family words. Each example shows the possessive in a short sentence.
Word / expressionMeaningExample
das Buchnounbook
Das ist mein Buch.This is my book.
Word note

Plural: die Bücher.

die Taschenounbag
Das ist seine Tasche.This is his bag.
Word note

Plural: die Taschen. The feminine noun does not decide who owns it.

der Stiftnounpen / pencil
Ich habe meinen Stift.I have my pen.
Word note

Plural: die Stifte.

der Brudernounbrother
Das ist mein Bruder.This is my brother.
Word note

Plural: die Brüder. A possessive can express a family relationship.

die Schwesternounsister
Das ist meine Schwester.This is my sister.
Word note

Plural: die Schwestern.

Practise and recall

Cover the examples and build a new phrase with words from this page. Check the form and the meaning, then try again after a break. The free grammar block includes guided practice, an optional mastery check and spaced review.

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Sources and review status

Original, AI-assisted teaching material awaiting review by a German-language teacher. These examples cover the stated beginner patterns, not complete A1 proficiency.