Christian II Count Of Oldenburg
Christian II Count Of was born about 1178 in Of,Oldenburg,Oldenburg,Germany.  He died before June 12th, 1243.

 Agnes Countess Of Altena
Agnes Countess Of was born about 1186 in Of,Hhovel,Westfalen,Prussia.

 Otto Count Of Oldenburg
Otto Count Of was born about 1204 in Of,Oldenburg,Oldenburg,Germany.  He died in 1285.

 Johann I Count Of Oldenburg
Johann I Count Of was born about 1206 in Of,Oldenburg,Oldenburg,Germany.  He died in 1270.