|Full name||Gonzalo Nicolás Martínez|
|Date of birth||13 June 1993|
|Place of birth||Guaymallén, Mendoza, Argentina|
|Height||1.70 m (5 ft 7 in)|
* Senior club appearances and goals counted for the domestic league only and correct as of 13 February 2021|
‡ National team caps and goals correct as of 11 September 2018
Martínez joined River Plate in January 2015. Martínez made his club debut on 16 February 2015 against Club Atlético Sarmiento in a 1–4 away win. On 25 April 2015, his former team Huracán beat River Plate for the Supercopa Argentina title. In the Copa Libertadores, Martínez played in the quarter-final first leg match against Boca Juniors, a match River Plate would go on to win. Martínez won two more Copas Argentinas in a row, in 2016 and 2017. Martínez added two Recopa Sudamericanas, in 2015 and 2016. Martínez also won two Copas Libertadores, in 2015 and 2018, as well as one Suruga Bank Championship in 2015, in which he scored in River's 3–0 win over Gamba Osaka. He was instrumental in obtaining his first Supercopa Argentina title against Boca in 2017.
On 9 December 2018, Martínez scored his side's third goal to seal a 3–1 win, 5–3 aggregate victory, over Boca Juniors in the second leg of the Copa Libertadores held at Real Madrid's Bernabéu Stadium. Following the victory, he announced that he would be joining MLS side Atlanta United after the FIFA Club World Cup, as the club had met his $17 million release clause.
On 24 January 2019, Martínez's transfer to Major League Soccer side Atlanta United was confirmed. On 12 May 2019, Martínez scored his first goal for Atlanta United during a 1–0 victory against Orlando City. He scored the game winner in the U.S. Open Cup final victory over Minnesota United on 27 August.
On 8 September 2018, Martínez made his Argentina national team debut in a 3–0 victory over Guatemala. He started the match, scored from the penalty spot after a handball by Elías Vásquez midway through the first half, and was replaced by Franco Vázquez in the 56th minute.
- Scores and results list Argentina's goal tally first.
|1.||7 September 2018||Los Angeles Memorial Coliseum, Los Angeles, United States||Guatemala||1–0||3–0||Friendly|
- As of match played 29 August 2020.
|Huracán||2011–12||Primera B Nacional||15||0||0||0||—||—||15||0|
|2012–13||Primera B Nacional||28||0||2||0||—||—||30||0|
|2013–14||Primera B Nacional||29||4||0||0||—||—||29||4|
|2014||Primera B Nacional||21||4||1||0||—||—||22||4|
|River Plate||2015||Primera División||24||4||2||0||17[a]||0||5[b]||1||49||5|
- Twelve appearances in Copa Libertadores and five appearances in Copa Sudamericana
- Two appearances in Recopa Sudamericana, one appearance in Supercopa Argentina, one appearance and one goal in Suruga Bank Championship, one appearance in FIFA Club World Cup
- Appearances in Copa Libertadores
- Two appearances in Recopa Sudamericana, one appearance in Supercopa Argentina
- Appearance in Supercopa Argentina
- Appearances in FIFA Club World Cup
- Appearances in CONCACAF Champions League
- Two appearances in MLS Cup Playoffs, one appearance in Campeones Cup
- Includes three appearances in MLS is Back Tournament
His nickname, Pity, refers to the wren ("pititorra"), from his native homeland of Mendoza, Argentina. He was given the nickname at the age of five, and does not respond to his given name, Gonzalo.
- Copa Argentina (2): 2015–16, 2016–17
- Supercopa Argentina: 2017
- Copa Libertadores (2): 2015, 2018
- Recopa Sudamericana (2): 2015, 2016
- Suruga Bank Championship: 2015
- South American Footballer of the Year: 2018
- Copa Libertadores Best Player: 2018
- Footballer of the Year of Argentina: 2018
- MLS All-Star: 2019
- "Sarmiento vs. River Plate - 16 February 2015 - Soccerway". soccerway.com. Retrieved 2015-05-23.
- "Gamba Osaka 0:3 River Plate" (in Spanish). Conmebol. Retrieved 15 August 2019.
- "River Plate beat Boca Juniors in epic final to claim fourth Copa Libertadores crown". ESPNFC. 9 December 2018. Retrieved 10 December 2018.
- "River Plate's Gonzalo 'Pity' Martinez confirms Atlanta United move after Club World Cup". ESPNFC. 9 December 2018. Retrieved 10 December 2018.
- "Atlanta United signs Gonzalo "Pity" Martínez". atlutd.com. Atlanta United FC. 24 January 2019. Retrieved 1 May 2020.
- "Atlanta 1-0 Orlando". mlssoccer.com. Major League Soccer. 12 May 2019. Retrieved 1 May 2020.
- "Atlanta United 1, Orlando 0: Player ratings". ajc.com. Atlanta Journal Constitution. 12 May 2019. Retrieved 15 August 2019.
- "Atlanta United wins U.S. Open Cup". Atlanta Journal Constitution. 27 August 2019. Retrieved 28 August 2019.
- "Atlanta United transfers Gonzalo "Pity" Martínez to Al-Nassr FC | Atlanta United FC".
- "Atlanta's Martinez nears move to Saudi club". ESPN.com. September 3, 2020.
- "Argentina 3 Guatemala 0: No Messi, no worries as Simeone scores on debut". Goal. 8 September 2018. Retrieved 10 December 2018.
- "Argentina without Messi ease to victory, Simeone's son scores". MARCA. 8 September 2018. Retrieved 10 December 2018.
- "Martínez, Gonzalo". National Football Teams. Retrieved 10 September 2018.
- "Gonzalo Martínez - Atlanta United". playmakerstats.com. Playmaker Stats. Retrieved 28 March 2020.
- "Pity Martínez, destino de crack". El Gráfico. 3 July 2017.
- "Atlanta beats Club America to lift Campeones Cup". ESPNFC. Retrieved 14 August 2019.
- "النصر يضرب الهلال بالثلاثة.. ويُتوج بكأس السوبر السعودي للمرة الثانية (صور وفيديو)" [Al-Nasr strikes Al-Hilal by three ... and crowns the Saudi Super Cup for the second time] (in Arabic). Akhbaar 24. 30 January 2021. Retrieved 30 January 2021.
- "It's Official: South American Player Of The Year Joins Atlanta United". WABE. 24 January 2019. Retrieved 11 July 2019.
- "Pity Martinez named 2018 South American Player of the Year". SB Nation. 31 December 2018. Retrieved 15 August 2019.
- "2019 MLS All-Star Roster". Major League Soccer. Retrieved 14 July 2019.