John D. Sylvanus
1923 - 1974 (51 years)
Generation: 1
1. John D. Sylvanus was born in 1923; died in 1974. John married Mary Monica Killian on Yes, date unknown. Mary (daughter of Howard John Killian and Eleanor Mary Mackesy) was born in 1921; died in 2007 in , , Maine, United States. [Group Sheet] [Family Chart]