 His eldest son, Glyndwr Cennydd Jones, was Plaid Cymru's candidate for the Merthyr Tydfil and Rhymney constituency for the National Assembly for Wales general election in May 2007.And he himself stood as an independent in Mid and West Wales in the 2007 Assembly election finishing ninth with 1,598 (0.7%) votes.He was very supportive of the Rainbow Alliance proposals which aimed to form a joint administration in Cardiff between Plaid Cymru, Liberal Democrats and Conservatives in 2007 - being particularly disappointed at the eventual formation of a Labour/Plaid coalition for Assembly term 2007 -11.