Jerzy Wittlin was born on January 9, 1925, in Lww, Lwowskie, Poland [now Lviv, Ukraine].
Józef Wittlin died in 1976.
Tadeusz Wittlin died on October 4, 1998, in USA.
Curt Wittlin was born in 1941.
Józef Wittlin was born in 1896.
Tadeusz Wittlin was born on June 19, 1909, in Poland.
Alma S. Wittlin has written: 'Abdul Hamid'
Jerzy Borejsza died in 1952.
Jerzy Kaźmirkiewicz died in 1977.
Jerzy Plebański died in 2005.
Jerzy Tyszkiewicz died in 1656.
Jerzy Wostal died in 1991.