Egon III Graf von Urach
Egon III Graf von was born about 1100 in Urach, Baden, Germany.  He died in 1180.

 Kunigunde von Wasserburg
Kunigunde von was born about 1120 in Germany.  She died on September 4th, 1168.

 Egon IV Graf von Urach
Egon IV Graf von was born in 1152 in Urach, Baden, Germany.