Eiluned Davies regarded him as one of 'Y Pump Cymreig' (The Welsh Five) along with Denis ApIvor, Daniel Jones, Grace Williams and David Wynne, all born in the first two decades of the 20th Century.
[1][2] Roberts was born into an aristocratic family in Abergele, Denbighshire - he was the second son of the first Lord Clwyd.
He was an occasional teacher, a contributor to music journals and during the war worked in the Civil Service.
[5] His music, chromatic but basically tonal, is almost entirely for the keyboard and follows in the tradition of Arnold Bax and John Ireland.
Other works for piano include the grouped large-scale movements Ballad (1950), Barcarolle (1969, rev, 1983) and Romance (1957), the Sonatina (1948), the Four Preludes (1949), and the shorter pieces Summer's Day and Wind of Autumn.