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Maginity and Beyond:Information about Roberta Irwin
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Roberta Irwin
Roberta Irwin
(daughter of
William Otto Irwin
and
Mary
).She married
Sydney Grinham Knauss
, son of
Daniel Johathan Knauss
and
Kate Grinham
.
More About
Roberta Irwin
and
Sydney Grinham Knauss
:
Private-Begin: Private
Children of
Roberta Irwin
and
Sydney Grinham Knauss
are:
+
Marilyn Knauss
.
+
Janet Kathryn Knauss
.
Sydney Grinham Knauss
.