Gurvant De+ Rennes
Gurvant De+ was born about 0798.  He died in 0877.

 Nm De+ Bretagne
Nm De+ was born about 0808.

 Judicael De+ Rennes
Judicael De+ was born in 0825 in Rennes, France.  He died at the age of 63 in 0888.