Nationality	People	Share
Russians	1,917,265	92.21%
Buryats	74,746	3.59%
Tatars	12,130	0.58%
Ukrainians	9,506	0.46%
Tajiks	7,092	0.34%
Armenians	5,238	0.25%
Uzbeks	5,109	0.25%
Kyrgyz people	3,974	0.19%
Azerbaijanis	3,147	0.15%
Belarusians	2,434	0.12%
Chuvash people	1,798	0.09%
Germans	1,389	0.07%
Evenki people	1,144	0.06%
Tuvans	990	0.05%
Kazakhs	842	0.04%
Bashkir people	797	0.04%
Jewish people	791	0.04%
Turkish people	764	0.04%
Mordvins	751	0.04%
Tofalar	659	0.03%
Poles	657	0.03%
Romani people	633	0.03%
Georgians	625	0.03%
Koreans	617	0.03%
Moldovans	555	0.03%
Chinese people	504	0.02%
Yakuts	468	0.02%
Udmurts	416	0.02%
Mari people	350	0.02%
Lithuanians	347	0.02%
Ossetians	237	0.01%
Chechens	237	0.01%
Yazidis	175	less than 0.01%
Avars	166	less than 0.01%
Lezgins	166	less than 0.01%
Komi-Permyaks	120	less than 0.01%
Ingush people	119	less than 0.01%
Khakass people	115	less than 0.01%
Arabs	108	less than 0.01%
Turkmens	105	less than 0.01%
Adyghe people	98	less than 0.01%
Gagauz	98	less than 0.01%
Dargins	86	less than 0.01%
Latvians	84	less than 0.01%
Bulgarians	82	less than 0.01%
Greeks	81	less than 0.01%
Indians	74	less than 0.01%
Talysh people	65	less than 0.01%
Altai people	64	less than 0.01%
Vietnamese people	57	less than 0.01%
Kumyk people	57	less than 0.01%
Estonians	56	less than 0.01%
Mongols	52	less than 0.01%
Nogais	43	less than 0.01%
Finns	41	less than 0.01%
Karelians	36	less than 0.01%
Komi people	35	less than 0.01%
Kalmyks	30	less than 0.01%
Kabarday	26	less than 0.01%
Persians	24	less than 0.01%
Romanians	24	less than 0.01%
Karachays	22	less than 0.01%
Evens	22	less than 0.01%
Tabasaran people	21	less than 0.01%
Tsakhur people	21	less than 0.01%
Serbs	19	less than 0.01%
Shors	19	less than 0.01%
Vepsians	18	less than 0.01%
Chukchis	17	less than 0.01%
Soyot	16	less than 0.01%
Nenets	15	less than 0.01%
Lak people	14	less than 0.01%
Japanese people	14	less than 0.01%
Abkhazians	13	less than 0.01%
Dungans	13	less than 0.01%
Crimean Tatars	13	less than 0.01%
Uyghurs	13	less than 0.01%
Balkars	12	less than 0.01%
Hungarians	11	less than 0.01%
Pamiris	11	less than 0.01%
Circassians	11	less than 0.01%
Kurds	10	less than 0.01%
Nanai	10	less than 0.01%
Afghans	8	less than 0.01%
Rutulians	8	less than 0.01%
Khanty people	8	less than 0.01%
British	7	less than 0.01%
Abazins	6	less than 0.01%
French	6	less than 0.01%
Aghul people	5	less than 0.01%
Americans	5	less than 0.01%
Assyrians	5	less than 0.01%
Kumandins	5	less than 0.01%
Nağaybäk	5	less than 0.01%
Czechs	5	less than 0.01%
Koryaks	4	less than 0.01%
Mansi people	4	less than 0.01%
Nganasan people	4	less than 0.01%
Rusyns	4	less than 0.01%
Macedonians	3	less than 0.01%
Pakistanis	3	less than 0.01%
Udege people	3	less than 0.01%
Izhorians	2	less than 0.01%
Spaniards	2	less than 0.01%
Karakalpaks	2	less than 0.01%
Ket people	2	less than 0.01%
Nivkh people	2	less than 0.01%
Slovaks	2	less than 0.01%
Croats	2	less than 0.01%
Yukaghir people	2	less than 0.01%
Mountain Jews	1	less than 0.01%
Dolgans	1	less than 0.01%
Italians	1	less than 0.01%
Kamchadals	1	less than 0.01%
Cubans	1	less than 0.01%
Sámi people	1	less than 0.01%
Selkup people	1	less than 0.01%
Slovenes	1	less than 0.01%
Meskhetian Turks	1	less than 0.01%
Udi people	1	less than 0.01%
Oroks	1	less than 0.01%
Montenegrins	1	less than 0.01%
Chuvans	1	less than 0.01%
Eskimo	1	less than 0.01%

Share of those in the region who stated a nationality. Table sheet: "Иркутская область".

Rosstat. National composition of the population of the Russian Federation. Results of the 2020 All-Russian Population Census (reference date 1 October 2021), vol. 5, table 1. Tom5_tab1_VPN-2020.xlsx (archived copy)