Siegbert III de Austrasia 
Siegbert III was born in 0630 in Austrasia, France. Siegbert III's father was Dagobert de Austrasia and his mother was Ragnetrud de Austrasia. His maternal grandfather was Hugobert de Austrasia. He was an only child. He died at the age of 26 in 0656.
He had a biological daughter named Berswinde .
Page last modified