Maredudd ap Tudor ap Gronwy
Maredudd ap Tudor ap was born about 1365 in Penmyndd, Bangor, Wales.

 Margaret verch Dafydd
Margaret verch was born about 1370 in Trefdraeth, Wales.

 Owain Tudor
Owain was born in 1397 in Snowdon, Caernarfon, Wales.  He died at the age of 64 on February 4th, 1461.

 Annes verch Tudor
Annes verch was born about 1398.