Proto-Indo-European religion - the hypothetical religion of the Proto-Indo-Europeans.

Indo-European languages

Proto-Indo-Europeans - an ancient ethnic group; an ancestor of the Indo-European peoples.

A synonym for the 19th-century term Aryan (language, ethnicity, or religion).

Indo-European studies, an academic field.

Proto-Indo-European language, the hypothetical common ancestor of all Indo-European languages

List of Indo-European roots

Indo-European people - peoples speaking an Indo-European language

pre-Proto-Indo-European: for internal reconstruction aiming at the recovery of a stage earlier than the Proto-Indo-European language Old European culture: for pre-Indo-European as used by Marija Gimbutas. Indo-European substrate hypotheses Substrate in...

extinct: Anatolian · Paleo-Balkans (Dacian, Phrygian, Thracian) · Tocharian

historical: Anatolians (Hittites, Luwians) Celts (Galatians, Gauls) · Germanic tribes Illyrians · Indo-Iranians (Iranian tribes) Italic peoples · Thracians · Tocharians  

A hypothetical progenitor of Europeans, Iranians and Indians:

A fill-in response for the "Some other race" section of the US Census which is classified as a type of Eurasian ambiguously involving the mixture of Asian Indians or Indonesians (Indo) and Europeans.^[1]