Why does the noun Stammbaum have the article der?

This noun follows no general suffix rule — its gender is part of the core vocabulary you simply learn alongside the word.

Declension table for German noun Stammbaum

How it changes across the four cases.

CaseDefiniteIndefiniteNegative
Nominativder Stammbaumein Stammbaumkein Stammbaum
Akkusativden Stammbaumeinen Stammbaumkeinen Stammbaum
Dativdem Stammbaumeinem Stammbaumkeinem Stammbaum
Genitivdes Stammbaumeseines Stammbaumeskeines Stammbaumes

Examples in context

Real sentences using Stammbaum in different cases.

CaseDefiniteIndefiniteNegative
Nominativ
Der alte Stammbaum ist groß.The old family tree is big.
Ein neuer Stammbaum wächst schnell.A new family tree grows fast.
Kein kleiner Stammbaum steht hier.No small family tree stands here.
Akkusativ
Ich sehe den alten Stammbaum dort.I see the old family tree there.
Wir suchen einen neuen Stammbaum.We are looking for a new family tree.
Er hat keinen großen Stammbaum.He has no big family tree.
Dativ
Ich sitze unter dem großen Stammbaum.I sit under the big family tree.
Er gibt einem kleinen Stammbaum Wasser.He gives water to a small family tree.
Ich helfe keinem alten Stammbaum nicht.I don't help any old family tree.
Genitiv
Die Wurzeln des alten Stammbaumes sind tief.The roots of the old family tree are deep.
Die Blätter eines jungen Stammbaumes sind grün.The leaves of a young family tree are green.
Ich kenne den Namen keines großen Stammbaumes nicht.I don't know the name of any big family tree.

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Frequently asked questions

Everything you might wonder about der, die, das — and the Der Artikel app.

Is it der, die, or das Stammbaum?

It is der Stammbaum. In German, every noun has a grammatical gender, and Stammbaum is masculine. You should always learn the article together with the noun to ensure your German grammar is correct.

What is the plural of der Stammbaum?

The plural form of der Stammbaum is die Stammbäume. In German, regardless of the singular gender, all plural nouns use the definite article “die.”

What does der Stammbaum mean in English?

The German word der Stammbaum translates to “family tree” in English.

How do you decline der Stammbaum?

Like all German nouns, Stammbaum changes its article depending on the case. In the singular, the forms are:
  • Nominativ: der Stammbaum
  • Akkusativ: den Stammbaum
  • Dativ: dem Stammbaum
  • Genitiv: des Stammbaumes

These changes are necessary because German uses cases to indicate the noun’s role in a sentence (such as the subject or object). Knowing these forms allows you to build grammatically correct sentences.