Date based only on fact that this was William’s 2nd m, & that son John was not illegitimate.

Gramps ID S0474

References

    1. de Clare, Matilda [I29712]
    2. de Braose, William IV the Younger [I33611]
    3. Marriage, Family of de Braose, William IV the Younger and de Clare, Matilda [E59496]