Jan Barański ( died in 1950) and his family lived in Grójec (Mazowieckie Province) during World War II. Married to Władysława (née Deleżyńska, died 1962), father of Hanna, Stefania (née Łyszczyńska, born 16 October 1929) and Zbigniew. Together with his family, he hid and took care of a Jewish boy, Avigdor Baranowicz.

Jan, Władysława and Hanna were awarded the title of Righteous Among the Nations in 1996, and Zbigniew and Stefania received the distinction in 1998.