Bratsk (.mw-parser-output .IPA-label-small{font-size:85%}.mw-parser-output .references .IPA-label-small,.mw-parser-output .infobox .IPA-label-small,.mw-parser-output .navbox .IPA-label-small{font-size:100%}UK: /ˈbrætsk/, UK: /ˈbrɑːtsk/; Russian: Братск [ˈbratsk]) is a city in Irkutsk Oblast, Russia, located on the Angara River near the vast Bratsk Reservoir. It had population of 224,071 (2021 Census)[11]. The name of the city, which is from the same root as the Russian word for 'brother' (брат / brat), derives from the Russian phrase for 'brotherly people' (братские люди / bratskije ljudi).