Përdoruesi:Βατο/Gjuhët indo-evropiane
- Armenishtja e re
- Proto-Armenisht (e zhdukur)
- Armenishtja klasike
- Armenishtje e mesme
Extinct languages:
- Old Prussian
- Curonian (disputed; see Origin of Curonian)
- Galindian
- Selonian
- Semigallian
- Skalvian
- Sudovian (Yotvingian)
- Continental Celtic (all extinct; a paraphyletic grouping)
- Insular Celtic
- Goidelic
- Galwegian Gaelic (extinct)
- Irish
- Scottish Gaelic
- Manx
- Shelta (cant)
- Beurla Reagaird (cant)
- Brittonic
- Goidelic
- Unclassified
- Gallaecian (extinct)
- Noric (extinct)
Hellenic languages (Greek)
Redakto- Greek
- Mycenaean Greek (extinct)
- Aeolic Greek
- Arcadocypriot
- Ancient Macedonian (extinct)
- Attic (extinct)
- Doric (extinct)
- Koine (extinct)
- Medieval Greek (extinct)
- Romano-Greek
- Eastern
- Ionic (extinct)
- Western
- Indo-Aryan languages
- Central Indo-Aryan languages
- East Central Indo-Aryan languages
- Eastern Indo-Aryan languages
- Northern
- North-Western Indo-Aryan languages
- Urdu
- Dardic languages (The relation of this subgroup to other Indo Aryan languages is unclear.)
- Chitral languages
- Kashmiri
- Kohistani languages
- Kunar languages
- Shina languages
- Lahnda
- Jakati
- Khetrani
- Pothohari
- Hindko
- Saraiki
- Gujarati languages
- Sindhi languages
- Nuristani languages
- Sanskrit
- Southern Indo-Aryan languages
- Unclassified
- Iranian languages
- Eastern Iranian languages
- Northeastern Iranian languages
- Southeastern Iranian languages
- Western Iranian languages
- Eastern Iranian languages
- Sabellic (extinct)
- Latino-Faliscan (extinct)
- Venetic (extinct; either Italic or closely related to Italic)
- Romance languages
- Italo-Western languages
- Eastern Romance languages
- Sardinian
- Proto-Slavic
- East Slavic languages
- Old East Slavic (extinct)
- Belarusian
- Russian
- Doukhobor
- Old Novgorodian (Extinct)
- Pomor
- Ruthenian (extinct)
- Rusyn
- Motolian
- West Polesian
- Ukrainian
- South Slavic languages
- West Slavic languages
- Czech
- Kashubian (Pomeranian)
- Polish
- Old Polish (extinct)
- Lesser Polish
- Masovian
- Masurian
- Podhale
- Lachian
- Silesian (disputed)
- Slovak
- Sorbian
- Polabian (extinct)
- Knaanic (extinct)
- Slovincian (extinct)
- East Slavic languages
Tocharian languages (extinct)
Redakto- Tocharian A (Turfanian, East Tocharian or Agnean)
- Tocharian B (Kuchean or West Tocharian)
- Tocharian C (Kröanian)