|Full name||Lucas Martínez Ruiz|
|Born||17 November 1993|
|Height||1.74 m (5 ft 9 in)|
|2015–2016||Club de Campo|
Martínez played for Club Ferrocarril Mitre in Argentina before he moved to Europe to play for Club de Campo in Madrid, Spain. The forward scored eight goals in his first season in Europe. He left the Madrid based club in 2016 to play for HGC in the Netherlands. After two seasons with HGC, he transferred to HC Oranje-Rood from Eindhoven to replace his fellow-countrymen Agustín Mazzilli. With Oranje-Rood he made his debut in the Euro Hockey League.
Martínez played with the Argentina U21 squad at the 2012 Pan American Junior Championship, the 2013 Sultan of Johor Cup and the 2013 Junior World Cup before he made his debut for the main squad in 2014 at the 2014 South American Games. He won the gold medal at that tournament and made four goals. He was also part of the Argentina squad which won the bronze medal at the 2014 World Cup, which was his first World Cup. In 2018 he was selected for the 2018 World Cup, where he scored two goals in four matches. In July 2019, he was selected in the Argentina squad for the 2019 Pan American Games. They won the gold medal by defeating Canada 5-2 in the final.
- "MARTINEZ Lucas". worldcup2018.hockey. International Hockey Federation. Retrieved 3 February 2019.
- "Perfil del jugador Lucas Martínez". cahockey.org.ar (in Spanish). Confederación Argentina de Hockey. Retrieved 3 December 2018.
- "División de Honor A – 2015–2016". rfeh.es (in Spanish). Real Federación Española de Hockey. Retrieved 9 December 2018.
- "6 caras nuevas en el Club de Campo 2016–2017". ccvm.es (in Spanish). Club de Campo Villa de Madrid. 4 September 2016. Retrieved 3 December 2018.
- van Nugteren, Marco (14 May 2016). "Gonzalo Peillat vertrekt bij HGC". hockey.nl (in Dutch). Retrieved 3 December 2018.
- "Argentijn Mazzilli verlaat Oranje-Rood, landgenoot volgt hem op". ed.nl (in Dutch). Eindhovens Dagblad. Retrieved 3 December 2018.
- "MARTINEZ Lucas". tms.fih.ch. International Hockey Federation. Retrieved 3 December 2018.
- "South American Odesur Games 2014 (M) – Individual Statistics – Goal Scorers". tms.fih.ch. International Hockey Federation. Retrieved 3 December 2018.
- "LOS 18 LEONES MUNDIALISTAS". cahockey.org.ar (in Spanish). Confederación Argentina de Hockey. 2 November 2018. Retrieved 7 November 2018.
- "Los Leones Que Buscarán La Clasificación Olímpica en Lima". www.cahockey.org.ar (in Spanish). Confederación Argentina de Hockey. 12 July 2019. Retrieved 14 July 2019.
- "Los Leones, medalla de oro en hockey de los Panamericanos". www.pagina12.com.ar (in Spanish). Página/12. 10 August 2019. Retrieved 11 August 2019.