Knock-out format of 4-game matches, played at Dublin Chess Club. Only three editions were played and the tournament was replaced by the Dublin Classic.
August 1970-15 March 1971
Final: David Cox tied with Kenneth O’Riordan 2.0-2.0 (====) (title shared)
Semi-finals: David Cox beat Bernard Kernan 2.5-1.5; Kenneth O’Riordan beat Martin Drew 2.5-1.5 (==1=);
Quarter-finals: David Cox beat John F. Gibson; Kenneth O’Riordan beat A. (Tony) Dennehy; Bernard Kernan beat Patrick (P.J.) Murphy 2.5-1.5; Martin Drew beat Patrick Dillon 2.5-1.5
August 1971-December 1971
Final: John Murray beat Jack Killane 2.5-1.5 (=1==)
Semi-finals: John Murray beat J.J. Walsh 2.5-1.5 (110=); Jack Killane beat A. (Tony) Doyle
Quarter-finals: John Murray beat Jim Murray 3.0-1.0 (0111); Jack Killane beat Ray Byrne; J.J. Walsh beat Martin Crowe 3.0-2.0 (00111); Tony Doyle beat Liam McKevitt 3.0-2.0
July 1972-August 1973
Final: John Murray beat Gerry McCurdy 2.5-1.5
The event was revived in 1981 and was still going at least until 1987. However no results are available for the second series.