College Murphy first came to prominence as a hurler with Scoil na Trionóide in
Doon. Having played in every grade as a hurler, he eventually joined the school's senior team. On 22 February 2014, Murphy was at left corner-forward when
Ardscoil Rís defeated Scoil na Trionóide by 2-13 to 0-04 in the final of the
Harty Cup.
University During his studies at the
University of Limerick, Murphy was selected for the college's senior hurling team for the
Fitzgibbon Cup.
Club Murphy joined the
Doon club at a young age and played in all grades at juvenile and underage levels, enjoying championship success in under-12, under-14 and under-15 grades. As a member of the club's minor team, he also enjoyed championship success before joining the club's senior team.
Inter-county Minor and under-21 Murphy first played for Limerick at minor level. On 22 July 2014, he was an unused substitute when Limerick won their second successive
Munster Championship title after a 0-24 to 0-18 defeat of
Waterford in the final. On 7 September 2014, Murphy was introduced as a substitute for
Thomas Grimes in Limerick's 2-17 to 0-19 defeat by
Kilkenny in the
All-Ireland final. Murphy's second and final season with the Limerick minor hurling team ended with an All-Ireland quarter-final defeat by
Galway. Murphy subsequently joined the Limerick under-21 hurling team in 2016 and played during the team's unsuccessful championship campaign. In his second season with the team he won a
Munster Championship medal after coming on as a substitute for
Tom Morrissey in Limerick's 0-16 to 1-11 defeat of
Cork in the final. On 9 September 2017, Murphy was named at centre-forward for Limerick's 0-17 to 0-11 defeat of Kilkenny in the
All-Ireland final.
Senior Murphy joined the Limerick senior hurling panel in 2018 and made his first appearance for the team during the pre-season
Munster League. He made his first appearance in the
National Hurling League on 28 January 2018 after being introduced as a 46th-minute substitute for
Gearóid Hegarty in a 1-25 to 0-18 defeat of
Laois. He made his
Munster Championship debut on 20 May 2018 and scored a goal in a 1-23 to 2-14 defeat of
Tipperary. On 19 August 2018, Murphy was a member of the extended panel when Limerick won their first
All-Ireland title in 45 years after a 3-16 to 2-18 defeat of
Galway in the final. On 31 March 2019, Murphy started Limerick's
National League final meeting with
Waterford on the bench. He was introduced as a 64th-minute substitute for
Aaron Gillane and collected a winners' medal following the 1-24 to 0-19 victory. On 2 June 2019, Murphy sustained a bad hamstring injury in the final minutes of Limerick's
Munster Championship defeat of Waterford. After undergoing a number of scans and an operation, Murphy was later ruled out for the rest of season. ==Career statistics==