Category:Nominal Categories
Feature:Number of Cases WALS
Name:4 cases
Languages (65):
Conlangs (64):
Bryatesle
Þrjótrunn
Old Adpihi
Senjecas 
Nominative, Genitive, Accusative, Vocative
Terpish
Rithande
Malabas
Mavakhalan
Ainure
Austrian
Rång
Jezzali
Classical Rossan
Angosey
Ruzian
Rossan
Krig
Fakename2
Toilan
Emnonian
Kiassan Turasta
Klingon
Myonian
Qinuith
Austrian Celtic
Ulmiric
Omluuet
Wexelgwe
Attian
Aoma
Pugoko
Geulish
Valuskan
Spanglo
Sǔra
Fritheyish
Derovian
Vtayn
Ythnandosian
Hy'Bae
Valthungian
Deinau
Arcaicam Esperantom
Wihri
Cyraceí
Old Greedian
Ɣu
Pannonian
Istokahi
Sambahsa 
Nominative/accusative/dative/genitive, but only mandatory with pronouns 
(in accordance with WALS indications, the optional vocative of singular masculine nouns and adjectives is left out)
Polarian
Kavrinian
Tangachi
Infernal
’Ukana’akau
Vedran
Nicho
HIH
Mikoshi
Delang
Volapuk
Nymeran
Oltic
Tenshorian

Natlangs (1):
German