Kosonen

Finnish

Koso +‎ -nen, from a Germanic given name (Old High German Gozo, Gauzo, Cozo, Goza, Gossa, Kosso, Gauto)^[1]

Kosonen

Inflection of Kosonen (Kotus type 38/nainen, no gradation)
nominative		Kosonen	Kososet
genitive		Kososen	Kososten Kososien
partitive		Kososta	Kososia
illative		Kososeen	Kososiin
		singular	plural
nominative		Kosonen	Kososet
accusative	nom.	Kosonen	Kososet
accusative	gen.	Kososen	Kososet
genitive		Kososen	Kososten Kososien
partitive		Kososta	Kososia
inessive		Kososessa	Kososissa
elative		Kososesta	Kososista
illative		Kososeen	Kososiin
adessive		Kososella	Kososilla
ablative		Kososelta	Kososilta
allative		Kososelle	Kososille
essive		Kososena	Kososina
translative		Kososeksi	Kososiksi
abessive		Kososetta	Kosositta
instructive		—	Kososin
comitative		See the possessive forms below.

Possessive forms of Kosonen (Kotus type 38/nainen, no gradation)

first-person singular possessor
		singular	plural
nominative		Kososeni	Kososeni
accusative	nom.	Kososeni	Kososeni
accusative	gen.	Kososeni	Kososeni
genitive		Kososeni	Kososteni Kososieni
partitive		Kosostani	Kososiani
inessive		Kososessani	Kososissani
elative		Kososestani	Kososistani
illative		Kososeeni	Kososiini
adessive		Kososellani	Kososillani
ablative		Kososeltani	Kososiltani
allative		Kososelleni	Kososilleni
essive		Kososenani	Kososinani
translative		Kososekseni	Kososikseni
abessive		Kososettani	Kososittani
instructive		—	—
comitative		—	Kososineni

second-person singular possessor
		singular	plural
nominative		Kososesi	Kososesi
accusative	nom.	Kososesi	Kososesi
accusative	gen.	Kososesi	Kososesi
genitive		Kososesi	Kosostesi Kososiesi
partitive		Kosostasi	Kososiasi
inessive		Kososessasi	Kososissasi
elative		Kososestasi	Kososistasi
illative		Kososeesi	Kososiisi
adessive		Kososellasi	Kososillasi
ablative		Kososeltasi	Kososiltasi
allative		Kososellesi	Kososillesi
essive		Kososenasi	Kososinasi
translative		Kososeksesi	Kososiksesi
abessive		Kososettasi	Kososittasi
instructive		—	—
comitative		—	Kososinesi

first-person plural possessor
		singular	plural
nominative		Kososemme	Kososemme
accusative	nom.	Kososemme	Kososemme
accusative	gen.	Kososemme	Kososemme
genitive		Kososemme	Kosostemme Kososiemme
partitive		Kosostamme	Kososiamme
inessive		Kososessamme	Kososissamme
elative		Kososestamme	Kososistamme
illative		Kososeemme	Kososiimme
adessive		Kososellamme	Kososillamme
ablative		Kososeltamme	Kososiltamme
allative		Kososellemme	Kososillemme
essive		Kososenamme	Kososinamme
translative		Kososeksemme	Kososiksemme
abessive		Kososettamme	Kososittamme
instructive		—	—
comitative		—	Kososinemme

second-person plural possessor
		singular	plural
nominative		Kososenne	Kososenne
accusative	nom.	Kososenne	Kososenne
accusative	gen.	Kososenne	Kososenne
genitive		Kososenne	Kosostenne Kososienne
partitive		Kosostanne	Kososianne
inessive		Kososessanne	Kososissanne
elative		Kososestanne	Kososistanne
illative		Kososeenne	Kososiinne
adessive		Kososellanne	Kososillanne
ablative		Kososeltanne	Kososiltanne
allative		Kososellenne	Kososillenne
essive		Kososenanne	Kososinanne
translative		Kososeksenne	Kososiksenne
abessive		Kososettanne	Kososittanne
instructive		—	—
comitative		—	Kososinenne

Kosonen is the 151^st most common surname in Finland, belonging to 4,554 individuals, according to February 2023 data from the Digital and Population Data Services Agency of Finland.