Finnish
Etymology
From a vernacular form of Nikolaus.[1]
Pronunciation
- IPA(key): /ˈniku/, [ˈniku]
- Rhymes: -iku
- Syllabification(key): Ni‧ku
- Hyphenation(key): Ni‧ku
Proper noun
Niku
- a Finnish surname
Declension
| Inflection of Niku (Kotus type 1/valo, no gradation)
|
| nominative
|
Niku
|
Nikut
|
| genitive
|
Nikun
|
Nikujen
|
| partitive
|
Nikua
|
Nikuja
|
| illative
|
Nikuun
|
Nikuihin
|
|
|
singular
|
plural
|
| nominative
|
Niku
|
Nikut
|
| accusative
|
nom.
|
Niku
|
Nikut
|
| gen.
|
Nikun
|
| genitive
|
Nikun
|
Nikujen
|
| partitive
|
Nikua
|
Nikuja
|
| inessive
|
Nikussa
|
Nikuissa
|
| elative
|
Nikusta
|
Nikuista
|
| illative
|
Nikuun
|
Nikuihin
|
| adessive
|
Nikulla
|
Nikuilla
|
| ablative
|
Nikulta
|
Nikuilta
|
| allative
|
Nikulle
|
Nikuille
|
| essive
|
Nikuna
|
Nikuina
|
| translative
|
Nikuksi
|
Nikuiksi
|
| abessive
|
Nikutta
|
Nikuitta
|
| instructive
|
—
|
Nikuin
|
| comitative
|
See the possessive forms below.
|
| first-person singular possessor
|
|
|
singular
|
plural
|
| nominative
|
Nikuni
|
Nikuni
|
| accusative
|
nom.
|
Nikuni
|
Nikuni
|
| gen.
|
Nikuni
|
| genitive
|
Nikuni
|
Nikujeni
|
| partitive
|
Nikuani
|
Nikujani
|
| inessive
|
Nikussani
|
Nikuissani
|
| elative
|
Nikustani
|
Nikuistani
|
| illative
|
Nikuuni
|
Nikuihini
|
| adessive
|
Nikullani
|
Nikuillani
|
| ablative
|
Nikultani
|
Nikuiltani
|
| allative
|
Nikulleni
|
Nikuilleni
|
| essive
|
Nikunani
|
Nikuinani
|
| translative
|
Nikukseni
|
Nikuikseni
|
| abessive
|
Nikuttani
|
Nikuittani
|
| instructive
|
—
|
—
|
| comitative
|
— |
Nikuineni
|
| second-person singular possessor
|
|
|
singular
|
plural
|
| nominative
|
Nikusi
|
Nikusi
|
| accusative
|
nom.
|
Nikusi
|
Nikusi
|
| gen.
|
Nikusi
|
| genitive
|
Nikusi
|
Nikujesi
|
| partitive
|
Nikuasi
|
Nikujasi
|
| inessive
|
Nikussasi
|
Nikuissasi
|
| elative
|
Nikustasi
|
Nikuistasi
|
| illative
|
Nikuusi
|
Nikuihisi
|
| adessive
|
Nikullasi
|
Nikuillasi
|
| ablative
|
Nikultasi
|
Nikuiltasi
|
| allative
|
Nikullesi
|
Nikuillesi
|
| essive
|
Nikunasi
|
Nikuinasi
|
| translative
|
Nikuksesi
|
Nikuiksesi
|
| abessive
|
Nikuttasi
|
Nikuittasi
|
| instructive
|
—
|
—
|
| comitative
|
— |
Nikuinesi
|
| first-person plural possessor
|
|
|
singular
|
plural
|
| nominative
|
Nikumme
|
Nikumme
|
| accusative
|
nom.
|
Nikumme
|
Nikumme
|
| gen.
|
Nikumme
|
| genitive
|
Nikumme
|
Nikujemme
|
| partitive
|
Nikuamme
|
Nikujamme
|
| inessive
|
Nikussamme
|
Nikuissamme
|
| elative
|
Nikustamme
|
Nikuistamme
|
| illative
|
Nikuumme
|
Nikuihimme
|
| adessive
|
Nikullamme
|
Nikuillamme
|
| ablative
|
Nikultamme
|
Nikuiltamme
|
| allative
|
Nikullemme
|
Nikuillemme
|
| essive
|
Nikunamme
|
Nikuinamme
|
| translative
|
Nikuksemme
|
Nikuiksemme
|
| abessive
|
Nikuttamme
|
Nikuittamme
|
| instructive
|
—
|
—
|
| comitative
|
— |
Nikuinemme
|
| second-person plural possessor
|
|
|
singular
|
plural
|
| nominative
|
Nikunne
|
Nikunne
|
| accusative
|
nom.
|
Nikunne
|
Nikunne
|
| gen.
|
Nikunne
|
| genitive
|
Nikunne
|
Nikujenne
|
| partitive
|
Nikuanne
|
Nikujanne
|
| inessive
|
Nikussanne
|
Nikuissanne
|
| elative
|
Nikustanne
|
Nikuistanne
|
| illative
|
Nikuunne
|
Nikuihinne
|
| adessive
|
Nikullanne
|
Nikuillanne
|
| ablative
|
Nikultanne
|
Nikuiltanne
|
| allative
|
Nikullenne
|
Nikuillenne
|
| essive
|
Nikunanne
|
Nikuinanne
|
| translative
|
Nikuksenne
|
Nikuiksenne
|
| abessive
|
Nikuttanne
|
Nikuittanne
|
| instructive
|
—
|
—
|
| comitative
|
— |
Nikuinenne
|
| third-person possessor
|
|
|
singular
|
plural
|
| nominative
|
Nikunsa
|
Nikunsa
|
| accusative
|
nom.
|
Nikunsa
|
Nikunsa
|
| gen.
|
Nikunsa
|
| genitive
|
Nikunsa
|
Nikujensa
|
| partitive
|
Nikuaan
Nikuansa
|
Nikujaan
Nikujansa
|
| inessive
|
Nikussaan
Nikussansa
|
Nikuissaan
Nikuissansa
|
| elative
|
Nikustaan
Nikustansa
|
Nikuistaan
Nikuistansa
|
| illative
|
Nikuunsa
|
Nikuihinsa
|
| adessive
|
Nikullaan
Nikullansa
|
Nikuillaan
Nikuillansa
|
| ablative
|
Nikultaan
Nikultansa
|
Nikuiltaan
Nikuiltansa
|
| allative
|
Nikulleen
Nikullensa
|
Nikuilleen
Nikuillensa
|
| essive
|
Nikunaan
Nikunansa
|
Nikuinaan
Nikuinansa
|
| translative
|
Nikukseen
Nikuksensa
|
Nikuikseen
Nikuiksensa
|
| abessive
|
Nikuttaan
Nikuttansa
|
Nikuittaan
Nikuittansa
|
| instructive
|
—
|
—
|
| comitative
|
— |
Nikuineen
Nikuinensa
|
|
Derived terms
Statistics
- The surname Niku belongs to 144 individuals, according to August 2025 data from the Digital and Population Data Services Agency of Finland.
References
- ^ Mikkonen, Pirjo; Paikkala, Sirkka (2000), Sukunimet, Helsinki: Otava, →ISBN