Denis Joseph "Din Joe" Buckley (30 June 1919 – 8 October 2009) was an Irish hurler who played as a left corner-back for the Cork senior team.
Buckley made his first appearance for the team during the 1940 championship and was a regular member of the starting fifteen until his retirement after the 1949 championship.
During that time he won five All-Ireland medal, four Munster medals and two National League medals.
Buckley was an All-Ireland runner-up on one occasion.
At club level Buckley was an eight-time county club championship medalist with Glen Rovers.
His brother Connie was an All-Ireland-winning captain and another brother, Jack, was an All-Ireland medalist as a non-playing substitute in 1942.