 William Evans (1864–1934), owner of "Thomas & Evans Ltd" which produced the soft drink Corona, is also buried here.The cemetery features many reminders of the tragic loss of life which was an everyday reality during the valley's coal mining era, including most of the thirty-one victims of the Rhondda's last mining disaster at the Cambrian Colliery in May 1965.The Trealaw electoral ward is coterminous with the borders of the Trealaw community and elects one county councillor to Rhondda Cynon Taf County Borough Council.