Rus
Rus or RUS may refer to:

People and places
Rus (surname), a Romanian-language surname
East Slavic historical territories and peoples (Cyrillic: Русь). See Names of Rus', Russia and Ruthenia
Rus' people, the people of Rus'
Rus' territories
Kievan Rus', a medieval East Slavic state, centered in Kiev
Rus' Khaganate, a ninth-century Eastern European state
Ruthenia
Vladimir-Suzdal (Vladimirian Rus'), an East Slavic medieval state, centered in Vladimir
Principality of Halych (Halychian Rus'), an East Slavic medieval state, in region of Halych
Principality of Volhynia (Volhynian Rus'), an East Slavic medieval state, in regions of Volhynia
Kingdom of Galicia–Volhynia (Halych-Volhynian Rus'), an East Slavic medieval state, uniting Halych and Volhynia
Kingdom of Rus', an East Slavic medieval kingdom (Galicia-Volhynia)
Principality of Turov (Turovian Rus'), an East Slavic medieval state, in region of Turov
Principality of Polotsk (Polotskian Rus'), an East Slavic medieval state, in region of Polotsk
Novgorod Republic (Novgorodian Rus'), an East Slavic medieval state, centered in Novgorod
Grand Duchy of Moscow (Muscovite Rus'), an East Slavic medieval state, centered in Moscow
Tsardom of Russia (Tsardom of Rus'), an East Slavic early modern state, centered in Moscow
Little Russia (Minor Rus'), an East Slavic historical region
Great Russia (Great Rus'), an East Slavic historical region
White Ruthenia (White Rus'), an East Slavic historical region
Red Ruthenia (Red Rus'), an East Slavic historical region
Black Ruthenia (Black Rus'), an East Slavic historical region
Carpathian Ruthenia (Red Rus', Carpathian Rus'), an East Slavic historical region inhabited mostly by Rusyns (Rusynia), and a 1918–1919 provisional autonomous region, known as the "Rusyn Land"
Carpathian Ruthenia (Subcarpathian Rus'), an administrative region of the First Czechoslovak Republic
Western Rus (disambiguation)
Principality of Rus' (disambiguation)
Grand Principality of Rus' (disambiguation)
Rus, a legendary eponymous ancestor, see Lech, Czech and Rus

Acronyms
Rajshahi University School
Réacteur Université de Strasbourg, a French nuclear research reactor
Resonant ultrasound spectroscopy, a laboratory technique
Route utilisation strategy
Rural Utilities Service, an agency of the United States Department of Agriculture
Raptor Upper Stage, a version of the SpaceX Raptor rocket engine

Codes
rus, the ISO 639-2 code for the Russian language
RUS, the ISO 3166-1 alpha-3 code for the Russian Federation
RUS, the IATA airport code for Marau Airport

Other places
Ruś (disambiguation), the name of several Polish villages
Rus, Jaén, a municipality in the Province of Jaén, Spain
Rus, Sălaj, a commune in Sălaj County, Romania
Ruse, Bulgaria, Bulgaria
Ruski Krstur, Vojvodina, Serbia
Rus, a village in Dumbrăviţa Commune, Maramureș County, Romania

Other uses
Rus (1903), a Russian newspaper published intermittently from 1903 to 1908
Rus (special forces), a unit of interior troops of the Russian Federation
Rus-M, a cancelled Russian space rocket program

See also
Russ (disambiguation)