Russian Declension: октябрь (October)

/oktyabr/

masculinenoun

Full Declension Table of октябрь

октябрь is a masculine noun belonging to the 2nd declension.

It is one of the most common words in Russian, essential for Advanced learners.

CaseSingularPlural
Nominative Case

subject

октябрь
октябри
Accusative Case

direct object

октябрь
октябри
Genitive Case

possession / absence

октября
октябрей
Dative Case

to / for

октябрю
октябрям
Instrumental Case

with / by means of

октябрём
октябрями
Prepositional Case

location / topic

октябре
октябрях
Locative Case

specific location (в/на)

октябре
октябрях

Learn more about each case: Accusative, Genitive, Dative, Instrumental, Prepositional. Russian case endings cheatsheet.

MCQ Exercises

Free exercise: test your mastery of the declension of октябрь with this interactive multiple-choice quiz. A practical, no-signup drill to review all 6 Russian cases.

Usage notes

The Russian word for October, октябрь, follows the standard declension pattern for masculine nouns. Use the nominative for the subject, accusative for the direct object, genitive for possession or absence, dative for indirect objects (to/for), instrumental with/by, and prepositional after в, на, о. See our guides on Russian case endings and Russian grammar for more.

How to use "октябрь" in Russian (Examples)

Nominative

Октябрь радует золотыми листьями

October delights with golden leaves

Accusative

Мы планируем отпуск на октябрь

We are planning a vacation for October

FAQ about октябрь Declension

How to translate October in Russian?
The Russian word for "October" is октябрь (oktyabr).
What is the meaning of октябрь?
октябрь means "October" in English. It is a masculine noun in Russian.
What is the nominative of октябрь?
The nominative singular of октябрь is октябрь. The nominative plural is октябри.
What is the accusative of октябрь?
The accusative singular of октябрь is октябрь. The accusative plural is октябри.
What is the genitive of октябрь?
The genitive singular of октябрь is октября. The genitive plural is октябрей.
What is the dative of октябрь?
The dative singular of октябрь is октябрю. The dative plural is октябрям.
What is the instrumental of октябрь?
The instrumental singular of октябрь is октябрём. The instrumental plural is октябрями.
What is the prepositional of октябрь?
The prepositional singular of октябрь is октябре. The prepositional plural is октябрях.
What is the locative of октябрь?
The locative singular of октябрь is октябре. The locative plural is октябрях.
Is октябрь masculine or feminine?
октябрь is a masculine noun in Russian.

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Declension of октябрь (October) in Russian - All 6 Cases Table