Why does the noun Nachname 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 Nachname

How it changes across the four cases.

CaseDefiniteIndefiniteNegative
Nominativder Nachnameein Nachnamekein Nachname
Akkusativden Nachnameneinen Nachnamenkeinen Nachnamen
Dativdem Nachnameneinem Nachnamenkeinem Nachnamen
Genitivdes Nachnamenseines Nachnamenskeines Nachnamens

Examples in context

Real sentences using Nachname in different cases.

CaseDefiniteIndefiniteNegative
Nominativ
Der neue Nachname ist lang.The new surname is long.
Ein guter Nachname ist wichtig.A good surname is important.
Kein alter Nachname gefällt mir.No old surname pleases me.
Akkusativ
Ich habe den neuen Nachnamen.I have the new surname.
Er sucht einen guten Nachnamen.He is looking for a good surname.
Sie findet keinen passenden Nachnamen nicht.She doesn't find a suitable surname.
Dativ
Ich spreche mit dem neuen Nachnamen.I speak with the new surname.
Mit einem guten Nachnamen ist es besser.With a good surname, it is better.
Ich arbeite an keinem alten Nachnamen.I am not working on any old surname.
Genitiv
Das ist der Klang des neuen Nachnamens.That is the sound of the new surname.
Die Bedeutung eines guten Nachnamens ist klar.The meaning of a good surname is clear.
Der Ursprung keines alten Nachnamens ist unbekannt.The origin of no old surname is unknown.

GET THE APP

Practice der Nachname in the app

Master der Nachname (and 5,000+ other German nouns) with quizzes, smart review, and instant grammar tips.

  • 5,000+ nouns with translations in 11 languages
  • Quizzes by level, category, or your weakest words
  • Snap a photo of any German text — extract nouns instantly
Der Artikel app — quiz screen Der Artikel app — grammar rule tooltip

Frequently asked questions

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

Is it der, die, or das Nachname?

It is der Nachname. In German, every noun has a grammatical gender, and Nachname 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 Nachname?

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

What does der Nachname mean in English?

The German word der Nachname translates to “last name” in English.

How do you decline der Nachname?

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

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.