Fortaner was the son of Bernard III de Comminges and Diaz de Samatan. The date and place of his birth have not been found.
Bernard III de Comminges |
Roger III de Comminges |
Arnaud II (III) de Comminges |
||||||
| ||||||||
| | |||||||
| ||||||||
Diaz de Samatan |
Godefroi I de Samatan |
Pierre Raimond de Muret |
||||||
NN de Samatan |
||||||||
| | |||||||
|