Ivan Hercigonja was born on August 7, 1931, in Zagreb, Croatia, Yugoslavia.
Ana Hercigonja died on December 23, 1980, in Zagreb, Croatia, Yugoslavia.
Nikola Hercigonja died on July 8, 2000, in Belgrade, Serbia, Yugoslavia.
Silvija Hercigonja died on June 16, 1999, in Zagreb, Croatia/Hrvatska.
Eduard Hercigonja was born in 1929.
Nikola Hercigonja was born on February 19, 1911, in Vinkovci, Croatia.
Ana Hercigonja was born on July 11, 1922, in Zagreb, Croatia, Yugoslavia.
Silvija Hercigonja was born on November 9, 1923, in Tuhelj, Croatia/Hrvatska.
Ivan Ryadchenko died in 1999.
Ivan Doncevic died in 1982.
Ivan Bukovcan died in 1975.
Ivan Chuvelyov died in 1942.