[1][2] At club level, Dunphy played with Mooncoin and won six county championship winners' medals in a career that spanned three decades.
[3] Dunphy also won a Railway Cup winners' medal when he was chosen as captain on the first Leinster inter-provincial championship-winning team.
[citation needed] Mooncoin emerged as a major force in club hurling in the late 1920s, winning three successive county championships between 1927 and 1929.
With three minutes left to play Tipp were leading by three points, however, Paddy Donoghue and Dick Tobin of Kilkeny scored two decisive goals to seal a 4-2 to 2-6 victory.
Dunphy won a second Leinster medal in 1923, however, Galway defeated the reigning All-Ireland champions at the semi-final stage of the championship.
1925 saw Dunphy win a third provincial title, however, Galway put an end to Kilkenny’s championship hopes at the All-Ireland semi-final stage once again.
Dunphy was born in Luffany, Mooncoin, County Kilkenny, the second of ten children of Richard and Eliza (née Hennebery).