The 1965 Cork Senior Football Championship was the 77th staging of the Cork Senior Football Championship since its establishment by the Cork County Board in 1887. The draw for the opening round fixtures took place on 31 January 1965. The championship began on 11 April 1965 and ended on 14 November 1965.

University College Cork entered the championship as the defending champions, however, they were beaten by St. Nicholas' in the semi-final.

On 14 November 1965, St. Nicholas' won the championship following a 2-04 to 0-06 defeat of St. Finbarr's in the final. This was their fourth championship title and their first title since 1954. St. Nicholas' were captained by John Joe Kelly, and their victory ended an 11-year wait since their previous Cork senior football championship in 1954.

University College Cork's Dan Harnedy was the championship's top scorer with 0-17.

Results First round

Quarter-finals

Semi-finals

Final

Championship statistics Top scorers

Overall

Rank Player Club Tally Total Matches Average1Dan HarnedyUCC0-171735.662Brian BarrettNemo Rangers2-081434.663Bill CarrollSt. Nicholas'3-021125.504John MurphyCarrigdhoun3-011025.00Denis MurphySt. Finbarr's2-041042.50John CoganNemo Rangers1-071033.337J. J. MurphyBeara2-03924.50Ed O'SullivanBeara2-03924.50Dan O'SullivanDuhallow1-06919.00Seán McGannNemo Rangers1-06933.00Con RocheSt. Finbarr's0-09942.25Jackie DalySt. Nicholas'0-09942.25

In a single game

Rank Player Club Tally Total Opposition1John MurphyCarrigdhoun3-0110Duhallow2Brian BarrettNemo Rangers2-039ClonakiltyDan O'SullivanDuhallow1-069Carrigdhoun4J. J. MurphyBeara2-017GardaEd O'SullivanBeara2-017GardaBill CarrollSt. Nicholas'2-017St. Finbarr'sDan HarnedyUCC0-077St. Nicholas'8Joe LowneyGarda2-006BearaFinbarr CollinsCarbery0-066St. Nicholas'Tom BurkeMillstreet0-066St. Finbarr's Championship statistics Miscellaneous St. Nicholas' win their first title since 1954.

References