Edwin ap Gronwy
Edwin ap was born in 1020 in Tegeingl, Flintshire, Wales.  He died at the age of 53 in 1073 in Northop, Coleshill, Flintshire, Wales.

 Iwerydd verch Cynfyn of Powys
Iwerydd verch Cynfyn of was born about 1024.

 Howel ap Edwin
Howel ap was born about 1044.

 Owain ap Edwin
Owain ap was born about 1044 in Llys Edwin, Llaneurguin, Flintshire, Wales.  He died in 1105.

 Uchdrud ap Edwin
Uchdrud ap was born about 1044.