Marcelo Vieira da Silva Junior (born 12 May 1988), known as Marcelo is a Brazilian professional footballer who plays as a left back for Spanish club Real Madrid and the Brazil national team. He is widely considered as one of the best left backs of all time.

In 2005, Marcelo won a Campeonato Carioca with Fluminense and in 2006, he was named to the Brasileirão Team of the Season, at age 18. By the end of the year, he joined Real Madrid for an $8 million fee. There, he established himself and won 22 trophies including four UEFA Champions Leagues, (being elected to the Squad of the Season three times) as well as five La Liga titles. He has been named to the FIFPro World XI six times, the UEFA Team of the Year three times and La Liga's Team of the Season in 2016.

Marcelo debuted for Brazil in 2006 against Wales, scoring a goal. He was called up for the 2008 Olympic squad, where he won a bronze medal. Four years later, he was part of Brazil's 2012 Olympic team, as one of the three over-age players, where Brazil won a silver medal. Marcelo was selected as a member of Brazil to play in the 2013 Confederations Cup and started all five matches, as Brazil won 3–0 against Spain in the final. He was part of Brazil's squad in the 2014 FIFA World Cup which was his first World Cup. Brazil reached the semi-finals and he was named to the tournament's Dream Team. In May 2018, he was named in the final squad for the 2018 FIFA World Cup where he once again was named to the tournament's Dream Team.

CLUB

Fluminense
Campeonato Carioca: 2005
Taca Rio: 2005

Real Madrid
La Liga: 2006–07, 2007–08, 2011–12, 2016–17, 2019-20
Copa del Rey: 2010–11, 2013–14
Supercopa de Espana: 2008, 2012, 2017, 2019-20
UEFA Champions League: 2013–14, 2015–16, 2016–17, 2017-18
UEFA Super Cup: 2014, 2016, 2017
FIFA Club World Cup: 2014, 2016, 2017, 2018

INTERNATIONAL

Brazil
Olympic Silver Medal: 2012
Olympic Bronze Medal: 2008
FIFA Confederations Cup: 2013

INDIVIDUAL

Campeonato Brasileiro Serie A Team of the Year:
2006

UEFA Team of the Year:
2011, 2017

FIFA FIFPro World XI:
2012, 2015, 2016, 2017

FIFA FIFPro World XI 2nd team:
2013, 2014

FIFA World Cup Dream Team:
2014, 2018

La Liga's Team of the Season:
2015–16

Facebook FA La Liga Best Defender:
2016

UEFA Champions League Squad of the Season:
2015–16, 2016–17, 2017–18

ESM Team of the Year:
2015–16, 2016–17

EA Sports FIFA Team of the Year:
2016, 2017, 2018, 2019

IFFHS Men's World Team:
2017, 2018