Denis "Dinny" Ryan (1927 – 28 September 2009) was an Irish hurler who played for the Tipperary senior team.^[1]

Ryan joined the team during the 1949 championship and was a regular member of the extended panel for just two seasons. During that time he won one All-Ireland medal and one Munster medal as a non-playing substitute.^[2][3]

At club level Ryan was a multiple North Tipperary divisional medalist with Roscrea.^{[citation needed]}

His brothers, Mick and Jack Ryan, also played with Tipperary.^{[citation needed]}