*Gui I de Tonnerre
born about 0860

father:
*Milo II Count de Tonnerre
born about 0830
died before 0880

mother:
unknown

siblings:
unknown

spouse:
unknown

children:
*Milo III Count de Tonnerre
born about 0890
died about 0987

biographical and/or anecdotal:

notes or source:
ancestry.com