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From Rodovid EN

Lineage	Cardaillac
Sex	Male
Full name (at birth)	Guillaume-Arnaud III de Cardaillac
Parents ♂ Guillaume-Arnaud II de Cardaillac [Cardaillac]

Events

child birth: ♂ Arnaud Ier de Cardaillac [Cardaillac]

Sources

1. ↑ https://archive.org/stream/uncapitainegasc00foregoog/uncapitainegasc00foregoog_djvu.txt -

From grandparents to grandchildren