Rainer

See also: rainer

English

English Wikipedia has an article on:

Rainer

Wikipedia

Etymology

Variant of Rayner, a patronymic surname from a medieval given name from Proto-Germanic *raginą (“counsel by the gods”) + *harjaz (“army”). Also borrowed from modern German.

Proper noun

Rainer

1. An English and American surname transferred from the given name.

Estonian

Proper noun

Rainer

1. a male given name, equivalent to German Rainer

Related terms

• Rain
• Ragnar

Finnish

Etymology

From German Rainer.

Pronunciation

• IPA^(key): /ˈrɑi̯ner/, [ˈrɑ̝i̯ne̞r]
• Rhymes: -ɑiner
• Syllabification^(key): Rai‧ner
• Hyphenation^(key): Rai‧ner

Proper noun

Rainer

1. a male given name

Usage notes

Common male name among the Romani in Finland.

Declension

Inflection of Rainer (Kotus type 6/paperi, no gradation)
nominative		Rainer	Rainerit
genitive		Rainerin	Rainerien Rainereiden Rainereitten
partitive		Raineria	Rainereita Rainereja
illative		Raineriin	Rainereihin
		singular	plural
nominative		Rainer	Rainerit
accusative	nom.	Rainer	Rainerit
	gen.	Rainerin
genitive		Rainerin	Rainerien Rainereiden Rainereitten
partitive		Raineria	Rainereita Rainereja
inessive		Rainerissa	Rainereissa
elative		Rainerista	Rainereista
illative		Raineriin	Rainereihin
adessive		Rainerilla	Rainereilla
ablative		Rainerilta	Rainereilta
allative		Rainerille	Rainereille
essive		Rainerina	Rainereina
translative		Raineriksi	Rainereiksi
abessive		Raineritta	Rainereitta
instructive		—	Rainerein
comitative		See the possessive forms below.

Possessive forms of Rainer (Kotus type 6/paperi, no gradation)

first-person singular possessor singular plural nominative Rainerini Rainerini accusative nom. Rainerini Rainerini gen. Rainerini genitive Rainerini Rainerieni Rainereideni Rainereitteni partitive Raineriani Rainereitani Rainerejani inessive Rainerissani Rainereissani elative Raineristani Rainereistani illative Raineriini Rainereihini adessive Rainerillani Rainereillani ablative Raineriltani Rainereiltani allative Rainerilleni Rainereilleni essive Rainerinani Rainereinani translative Rainerikseni Rainereikseni abessive Rainerittani Rainereittani instructive — — comitative — Rainereineni second-person singular possessor singular plural nominative Rainerisi Rainerisi accusative nom. Rainerisi Rainerisi gen. Rainerisi genitive Rainerisi Raineriesi Rainereidesi Rainereittesi partitive Raineriasi Rainereitasi Rainerejasi inessive Rainerissasi Rainereissasi elative Raineristasi Rainereistasi illative Raineriisi Rainereihisi adessive Rainerillasi Rainereillasi ablative Raineriltasi Rainereiltasi allative Rainerillesi Rainereillesi essive Rainerinasi Rainereinasi translative Raineriksesi Rainereiksesi abessive Rainerittasi Rainereittasi instructive — — comitative — Rainereinesi first-person plural possessor singular plural nominative Rainerimme Rainerimme accusative nom. Rainerimme Rainerimme gen. Rainerimme genitive Rainerimme Raineriemme Rainereidemme Rainereittemme partitive Raineriamme Rainereitamme Rainerejamme inessive Rainerissamme Rainereissamme elative Raineristamme Rainereistamme illative Raineriimme Rainereihimme adessive Rainerillamme Rainereillamme ablative Raineriltamme Rainereiltamme allative Rainerillemme Rainereillemme essive Rainerinamme Rainereinamme translative Raineriksemme Rainereiksemme abessive Rainerittamme Rainereittamme instructive — — comitative — Rainereinemme second-person plural possessor singular plural nominative Rainerinne Rainerinne accusative nom. Rainerinne Rainerinne gen. Rainerinne genitive Rainerinne Rainerienne Rainereidenne Rainereittenne partitive Rainerianne Rainereitanne Rainerejanne inessive Rainerissanne Rainereissanne elative Raineristanne Rainereistanne illative Raineriinne Rainereihinne adessive Rainerillanne Rainereillanne ablative Raineriltanne Rainereiltanne allative Rainerillenne Rainereillenne essive Rainerinanne Rainereinanne translative Raineriksenne Rainereiksenne abessive Rainerittanne Rainereittanne instructive — — comitative — Rainereinenne third-person possessor singular plural nominative Rainerinsa Rainerinsa accusative nom. Rainerinsa Rainerinsa gen. Rainerinsa genitive Rainerinsa Raineriensa Rainereidensa Rainereittensa partitive Raineriaan Raineriansa Rainereitaan Rainerejaan Rainereitansa Rainerejansa inessive Rainerissaan Rainerissansa Rainereissaan Rainereissansa elative Raineristaan Raineristansa Rainereistaan Rainereistansa illative Raineriinsa Rainereihinsa adessive Rainerillaan Rainerillansa Rainereillaan Rainereillansa ablative Raineriltaan Raineriltansa Rainereiltaan Rainereiltansa allative Rainerilleen Rainerillensa Rainereilleen Rainereillensa essive Rainerinaan Rainerinansa Rainereinaan Rainereinansa translative Rainerikseen Raineriksensa Rainereikseen Rainereiksensa abessive Rainerittaan Rainerittansa Rainereittaan Rainereittansa instructive — — comitative — Rainereineen Rainereinensa

Derived terms

• Raikku

Statistics

• Rainer is the 270^th most common male given name in Finland, belonging to 1,761 male individuals (and as a middle name to 4,283 more, making it more common as a middle name), according to August 2025 data from the Digital and Population Data Services Agency of Finland.

German

Alternative forms

• Reiner

Etymology

From Old High German *Reginheri, from Proto-Germanic *Raginaharjaz, from Proto-Germanic *raginą (“counsel by the gods”) + *harjaz (“army”). Cognate to English Rayner, Danish Regner, Faroese, Icelandic, Norwegian, and Swedish Ragnar.

Pronunciation

• Audio (Germany (Berlin)):

  (file)

• Homophone: reiner

Proper noun

Rainer m (proper noun, strong, genitive Rainers, plural Rainer or Rainers)

1. a male given name from Old High German

Declension

Declension of Rainer [masculine, strong]

	singular			plural
	indef.	def.	noun	def.	noun
nominative	ein	der	Rainer	die	Rainer, Rainers
genitive	eines	des	Rainers	der	Rainer, Rainers
dative	einem	dem	Rainer	den	Rainern, Rainers
accusative	einen	den	Rainer	die	Rainer, Rainers

Proper noun

Rainer m or f (proper noun, surname, masculine genitive Rainers or (with an article) Rainer, feminine genitive Rainer, plural Rainers or Rainer)

1. a surname originating as a patronymic

Declension

Declension of Rainer [masculine // feminine, surname]

	singular						plural
	masculine			feminine
	indef.	def.	noun	indef.	def.	noun	def.	noun
nominative	(ein)	(der)	Rainer	(eine)	(die)	Rainer	(die)	Rainers, Rainer
genitive	(eines)	(des)	Rainers, Rainer1	(einer)	(der)	Rainer	(der)	Rainers, Rainer
dative	(einem)	(dem)	Rainer	(einer)	(der)	Rainer	(den)	Rainers, Rainer
accusative	(einen)	(den)	Rainer	(eine)	(die)	Rainer	(die)	Rainers, Rainer

¹With an article.