This is a list of people of Baltic ethnicities who were awarded the title Hero of the Soviet Union. It does not include non-Baltic peoples, such as Russians and Ukrainians, who resided in the Baltic republics.
Estonian
August Allik ru
Aleksander Viljamson ru
Genrikh Gendreus ru
Helene Kullman
Jakob Kunder ru
Ludvig Kurist ru
Joosep Laar ru
Arnold Meri
Arnold Papel ru
Endel Puusepp
Albert Repson ru
Latvian
Pols Armāns
Jānis Bērziņš ru
Jānis Vilhelms ru
Aleksandr Gruzdin ru
Peteris Zudov ru
Ivans Krūmiņš ru
Otomārs Oškalns
Peteris Pumpurs
Pavel Purin ru
Jānis Rainbergs ru
Vilis Samsons ru
Imants Sudmalis
Jānis Fogelis ru
Lithuanian
Juozas Aleksonis ru
Stanislovas Apyvala ru
Vaclovas Bernotėnas ru
Jonas Blaževičius ru
Hubertas Borisa ru
Alfonsas Čeponis ru
Boleslovas Gėgžnas ru
Jonas Kostin ru
Marytė Melnikaitė
Viktoras Poznyak ru
Stasys Šeinauskas ru
Yakov Smushkevich (twice) Bronius Urbanavičius ru Stanislovas Vaupšas ru Juozas Vitas Viktoras Jacenevičius ru
References
Russian Ministry of Defence Database «Подвиг Народа в Великой Отечественной войне 1941—1945 гг.» [Feat of the People in the Great Patriotic War 1941-1945] (in Russian).