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Male Robert Siemons McIlvaine Click to view Robert Siemons McIlvaine in the family tree

Robert Siemons was born in 1850 in Pennsylvania.  Robert Siemons' father was John Dickson McIlvaine and his mother was Margaret Catherine Slaymaker.  His paternal grandparents were Robert McIlvaine and Sarah Slemmons; his maternal grandparents were John, Jr. Slaymaker and Jeannett McIlvaine. He had three brothers and two sisters, named John Slaymaker, Samuel Linn, William Dickson, Sarah Jane and Margaret Catherine.  He was the third youngest of the six children.  He died at the age of 5 in 1855.

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