Mr Weasley
Mr Weasley's father is
Septimus Weasley
and his mother is
Cedrella Black
. He has two brothers named
Bilius
and
Arthur
. He is the second oldest of the three children.
Here is a link to the
TNG Page
Ancestor Pedigree Chart
Septimus Weasley
Mr Weasley
Cedrella Black