Bernard-Aton IV Trencavel
- Born circa 1070
- Deceased in 1129, at the approximate age of 58 years
Parents
- Raymond-Bernard II Trencavel (c. 1036 - 1074), chevalier, vicomte d'Albi
- Ermengarde de Carcassonne, vicomtesse de Carcassonne
Family
- Married with Cécile de Provence (1062 - 1150), issuing
- Bernard-Aton V ( - 1159)
- Roger Ier (bef. 1097 - 1150)
Aimable (c. 1080 - c. 1128)- Raymond Ier (1098 - 1167)
- Mantiline
- Pagame (c. 1105 - aft. 1152)