Hannon, also known as Dinny Hannon or Dinney Hannon (31 January 1888 – August 1971), was an Irish footballer who played as an inside-right for both Bohemians and Athlone Town.
Born in Athlone, County Westmeath, Ireland, Hannon was also a dual international and played for both Ireland teams - the IFA XI and the FAI XI.
He was the first player ever to do this.
In 1913 he was a member of the first ever IFA XI to beat England and in 1924 he represented the Irish Free State at the Paris Olympics.