1150 – Madog ap Maredudd was born.
1132 – He followed his father on the throne of Powys.
1141 – He is recorded as taking part in the Battle of Lincoln in support of the Earl of Chester.
1149 – He is recorded giving the commote of Cyfeiliog to his nephews Owain Cyfeiliog and his brother Meurig.
1150 – Madog made an alliance with Ranulf, Earl of Chester, but Owain defeated them at Coleshill and took possession of Madog’s lands in Iâl.
1157 – When King Henry II of England invaded Gwynedd he was supported by Madog, who was able to regain many of his lands, though he had to return Oswestry to William Fitz Alan.
1160 – Madog died and was buried in the church of St. Tysilio at Meifod.