Martínez was banned by FIFA from taking part in two matches for violating principles of fair play.

Martínez signed a new long-term contract with Aston Villa, lasting until 2029.

Martínez played the full match as Argentina defeated Colombia 1–0 after extra time in the 2024 Copa América final.

Martínez was selected in the 26-man squad for the 2024 Copa América.

Martínez saved two penalties in a 4–3 victory over Lille following a 3–3 draw on aggregate, qualifying Aston Villa for the Conference League semi-finals.

Martínez made his 100th Premier League appearance for Aston Villa in a 2–0 away victory over Chelsea.

Martínez was given a welcome reception at Las Toscas resort in Mar del Plata after winning the 2022 FIFA World Cup with Argentina.

Martínez was named one of the two Aston Villa vice-captains.

Martínez kept a clean sheet as Argentina won 3–0 against Italy at Wembley Stadium in the 2022 Finalissima.

Martínez signed a three-year contract extension with Aston Villa.

Martínez saved three spot kicks in a 3–2 penalty shootout victory for Argentina over Colombia in the semi-final of the 2021 Copa América.

Martínez made his competitive debut in a major tournament for Argentina in a 1–1 draw against Chile in the 2021 Copa América.

Martínez made his international debut for Argentina in a 1–1 draw with Chile in a 2022 FIFA World Cup qualification match.

Martínez made his debut for Aston Villa, saving a penalty from John Lundstram in a 1–0 home win against Sheffield United.

Martínez transferred to Premier League club Aston Villa in a deal worth up to £20 million.

Martínez started in the 2020 Community Shield against Liverpool, which Arsenal won on penalties.

Martínez started in the FA Cup Final against Chelsea, helping Arsenal win their 14th FA Cup.

Martínez came off the bench to make his first Premier League appearance since the 2016–17 season for Arsenal against Brighton & Hove Albion.

Martínez was loaned to Championship club Reading until the end of the season.

Martínez joined La Liga club Getafe on a season-long loan.

Martínez joined Championship club Wolverhampton Wanderers on a season-long loan.

Martínez was an unused substitute as Arsenal won the 2015 Community Shield.

Martínez joined Championship club Rotherham United on an emergency loan until the end of the season.

Martínez was an unused substitute as Arsenal won the 2014 FA Community Shield.

Martínez made his debut for Sheffield Wednesday against Huddersfield Town.

Martínez transferred to Championship club Sheffield Wednesday on an emergency 28-day loan.

Martínez made his Arsenal debut in a 6–1 home win against Coventry City in the League Cup.

Martínez was named on the Arsenal substitute bench for their fixture against Liverpool.

Martínez was named on the Arsenal substitute bench for their fixture away at Stoke City.

Martínez made his debut in the Football League for Oxford United against Port Vale in League Two.

Damián Emiliano Martínez Romero was born in Mar del Plata, Argentina.