Children:
- 1. Wladyslaw Boncewicz was born on 11 Nov 1920 in Poland; died on 18 May 1944.
- Szymon Boncewicz was born on 15 May 1922 in Pohst, Poland; died on 16 Sep 1989 in Hamtramck, Wayne County, Michigan; was buried in Cadillac Memorial Gardens (East), Clinton Township, Macomb County, Michigan.
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