Category:Nominal Categories
Feature:Number of Cases WALS
Name:10 or more cases
Languages (112):
Conlangs (97):
Qþyn|gài
Ayasthi
Sa'nakkan
Zhyler
Zhytjetji
Khangathyagon
Velu
Raitoliste
Songulda
Classical Arithide
Neo-Khitanese
Bashika
Tersales
Tine
Taruven
Velyan
Missa
Tseltsolian
Feayran
Sjal
Avorenta
Ouxu
Longrimol
Dacayan
Surang Jumbar
It is unclear what should be counted as cases and what not in Surang Jumbar, but there are definitely more than ten of them. They are all expressed by adpositions.
matorian
Nizhmel
Dzuutani
Proto-Kunnu-lujungo
Torimish
Enamyn
Talmit
Uzkian
Prakyũ (Classical)
Islysian
Emyt
Proto-Qephex
Renge-Terra
Lonaane
Kti
Salhari
Nauspayr
Cerstan
Gonjonic
Tsolyani
Qitatyattas
anotherunnamed
Lup (Simplified)
Role
1. nominative
2. accusative
3. dative
4. reciprocal
5. reflexive

Location
6. superessive
7. adessive
8. inessive
9. subessive
10. intrative
11. antessive
12. postessive

Motion
13. allative 
14. ablative
15. perlative

Time
16. temporal

Relation/Quantifiers
17. genitive
18. instrumental
19. comitative
20. benefactive
21. semblative
22. essive
23. partative
24. multiplicative
25. distributive
Borchennymendi
Kiswona
Lántas
8 core cases, plus 8×4 local suffix pairs
Hercsex
Barbane
Ten cases.

Absolutive: zero suffix
Ergative: -kso
Dative: -mve
Genitive: -zka
Comitative: -ykhr
Essive: -vlu
Locative: -tzi
Allative: -spa
Ablative: -ltu
Prolative: -tse
City Speech
Sarian
Prydonian High Gallifreyan
Adejori

All postpositions are phrase-final clitics, which count as cases according to the description of the criteria in the article.

Proto-Angelic
Begonian
Kuty
Apelcheq Maulochsab
Rireinutire
Meino
Guzadinkya
Usangtari
urdcax
Laefevesi
Guezu
Laucariman
Mezhat
Laadan
Mira
Necarasso Cryssesa
Temporary1
Clofabian
Yuzojo
Thuun
Anikuek
Kirronga
Tajju-njo Gwa
Flatlang
Weakwan
Onnasurin
Gravgaln
Lortho
There are exactly ten cases: 

Nominative
Accusative
Dative
Genitive
Lative
Ablative
Allative
Prolative
Instrumental
Vocative
Firen
Kolyma Ainu
Old Sumrë
Faikari
Dhrahhynian
Ancient Draconian
Zheymi
Common Minervan
Chlouvanem
Shalolese

Natlangs (15):
Hungarian
Finnish
Awa Pit
Basque
Chukchi
Epena Pedee
Evenki
Gooniyandi
Hunzib
Ingush
Kayardild
Ket
Lezgian
Martuthunira
Nunggubuyu