Bolesław III Wrymouth was born on 20 August 1086. He was Polish national and known as Duke of Poland.
Bolesław Prus was born on 20 August 1847. He was Polish national and known as Journalist.
Salomon Bochner was born on 20 August 1899. He was Polish national and known as Mathematician.
Jacob Glatstein was born on 20 August 1896. He was Polish national and known as Poet.
Józef Bartłomiej Zimorowic was born on 20 August 1597. He was Polish national and known as Poet.
