Roger Martínez Santamaría (born 5 April 2004) is a professional footballer who plays as a midfielder for CD Lugo, on loan from RCD Espanyol.

He made his senior debut with the reserves at the age of 16 on 15 November 2020, coming on as a late substitute for Iván Gil in a 3–1 Segunda División B home loss against Lleida Esportiu.

[2] He made his first team debut on 3 January of the following year, starting in a 3–1 home success over RC Celta de Vigo, for the season's Copa del Rey.

[3][4] Martínez made his La Liga debut on 7 January 2023, replacing Brian Oliván late into a 2–2 home draw against Girona FC.

[5] On 25 April 2024, he renewed his contract with the Pericos until 2026,[6] and was loaned to Primera Federación side CD Lugo on 8 August.