Murphy played Gaelic football at all levels as a student at Boherbue Comprehensive School.
He was part of the school's senior team that won the Munster PPS SDFC title in 2019 after a 7-08 to 2-11 defeat of Colaiste Ghobnatan.
He won a Duhallow JAFC title in 2022, after scoring 1-09 and being named man of the match in the 23-point defeat of Kanturk in the final.
[3] Murphy has also earned inclusion on the Duhallow team and won a Tadhg Crowley Cup title with the division in 2023.
He won an All-Ireland MFC medal in 2019, after coming on as a substitute in the 3-20 to 3-14 extra-time defeat of Galway in the final.