Transliteration from Russian: Polonnoe Zabolotie, transliteration from Belorussian: Palonnae Zabalatstse.
Name on Russian: Полонное Заболотье.
Name on Belorussian: Палоннае Забалацце.
Name on Latin Belorussian: Palonnaje Zabalaccie.
Other possible spellings: Polonnoe Zabolot'e.