Jorge Mier Martínez (born 4 February 1999) is a Spanish footballer who plays as a right back for Murcia.
He made his senior debut with the reserves on 21 August 2016, starting in a 0–0 Tercera División home draw against CD Colunga.
Mier made his first team debut on 3 February 2019, coming on as a late substitute for goalscorer Diegui Johannesson in a 2–1 home defeat of Cádiz CF in the Segunda División.
[1] He then featured regularly for the B-team before being definitely promoted to the main squad on 1 July 2021,[2] but was loaned to Unionistas de Salamanca CF in Primera División RFEF on 24 August.
[5] He was an undisputed starter for the side, contributing with two goals in 35 appearances as the club returned to the second division at first attempt.