Marcelo Vieira da Silva Júnior (born 12 May 1988), known as Marcelo, is a Brazilian former professional footballer who played as a left-back. Widely regarded as one of the greatest left-backs of all time, he is known for his attacking capabilities. He spent most of his career with La Liga club Real Madrid and is one of the club's most decorated players, winning 25 trophies.

Starting his professional career with Fluminense in 2005, Marcelo won a Campeonato Carioca title in his first season and was named in the 2006 Brasileirão Team of the Season. In January 2007, he joined Real Madrid for an €8 million fee. At Real Madrid, he went on to be a mainstay, winning many trophies, including five UEFA Champions League titles and six La Liga titles. In 2021, Marcelo became the captain of Real Madrid from the start of the 2021–22 season, making him the first foreign captain since 1904. After leaving Real Madrid in 2022, he had a five-month spell at Olympiacos, followed by a return to Fluminense in 2023, where he won the Copa Libertadores. He has been named in the FIFPro World XI six times, the UEFA Team of the Year three times, and La Liga's Team of the Season in 2016. He was also named to France Football's "Team of the Decade (2010–2019)".

Having debuted for Brazil in 2006, Marcelo was part of the 2008 Olympic squad and won a bronze medal. Four years later, he was part of Brazil's 2012 Olympic team and won a silver medal. Marcelo played in the 2013 FIFA Confederations Cup as Brazil was victorious, beating Spain 3–0 in the final. He was also part of Brazil's squad at two FIFA World Cups (2014 and 2018), being named in both tournament's Dream Teams.

Club career Fluminense Marcelo started playing futsal at age nine and by age 13, he was on the books of Fluminense in Rio de Janeiro. He came from a very poor background and even considered quitting football, but his grandfather convinced him to continue with the sport.

Real Madrid

Marcelo joined Real Madrid during the January transfer window in 2007. On his arrival, club president Ramón Calderón said, "He is an important signing for us. He is a young player who will inject some freshness into the side and is part of our plan to bring younger players into the squad. We're very happy because he's a pearl that half of Europe wanted."C.F./12069.html Brazilian Marcelo to join Real Madrid SportsNews24h.com Retrieved 27 October 2007 Many spectators hailed him as Brazilian and Real Madrid great Roberto Carlos' potential successor in the left-back role.

Marcelo made his debut as a substitute in the 2–0 defeat against Deportivo La Coruña on 7 January 2007. On 14 April 2007, then coach Fabio Capello gave Marcelo his first start for Real Madrid against Racing de Santander. Real Madrid controversially lost the game 2–1. In the 2007–08 season, Marcelo started nearly all of Madrid's league games under the new manager Bernd Schuster. His ability, speed running across the field, attack, and defence had enabled him to become a very important player for Real Madrid.

After a string of poor performances in 2009, Marcelo found himself on the bench for much of the remaining season while under new manager Juande Ramos, mainly as deputy to the more defensive-minded Gabriel Heinze. Ramos deployed Marcelo as a winger on more than one occasion, and the Brazilian adapted well to his new role. He scored his first goal after receiving a heel flick from striker Gonzalo Higuaín and slotting the ball past the goalkeeper in Madrid's 4–0 thumping of Sporting Gijón. After the game, coach Ramos declared that Marcelo's future would be positioned as a winger, but will push back to defense when required. Marcelo scored his second goal for Real Madrid in a victory over Almería, a powerful strike from outside the box with his weaker right foot.

On 18 April 2009, he scored his third goal of his Real Madrid career, when he scored the only goal of the game against Huelva away from home. He scored his fourth goal against Sevilla at the Ramón Sánchez Pizjuán in April 2009.

2009–2011: Rise to prominence

Under the next head coach Manuel Pellegrini, Marcelo consistently featured in the starting XI for his versatility and pace along the left flank in offensive and defensive roles. He continued to be employed as a left-winger under Pellegrini, and reached the top of the assist charts of La Liga in the 2009–10 season. He admitted in a press conference at the end of 2009, "I now feel better playing as a winger."Marcelo "Me encuentro mejor ahora que juego de extremo". AS.com (28 December 2009). Retrieved 21 June 2012. His successful performance in Real Madrid's 2009–10 campaign earned him a contract extension on 5 February 2010 with the club until June 2015.FINISHED Marcelo Signs Real Madrid Contract Extension . Goal.com (5 February 2010). Retrieved 21 June 2012. This season proved to be his breakthrough season at the club.

In the 2010–11 season under new coach José Mourinho, Marcelo was back in his natural position of left back. He started all league games, paying back the coach's confidence in him with defensive steel and attacking intent and gained the coach's admiration. On 25 November 2010, Marcelo was named as a part of the 55 player shortlist for the FIFA World XI. He scored his first goal of the new season in a 1–0 win against Espanyol on 13 February.FIFA Announces 55-Man Shortlist For 2010 World XI. Goal.com (25 November 2010). Retrieved 21 June 2012. He had a terrific match against Lyon in the Champions League. Showing his attacking flair and defensive skills, he opened the scoring with his first-ever Champions League goal and assisted Karim Benzema's goal, at the end he was named man of the match, of which Real went on to win 3–0, and progressed to the quarter-finals for the first time since 2004. Marcelo then continued his fine season by scoring in the second leg of the semi-finals against Barcelona in the Camp Nou. The game ended 1–1, but Real Madrid lost by an aggregate score of 3–1 since they lost 2–0 at home in the first leg. Marcelo's successful campaign in the Champions League earned him a starting spot in UEFA's starting XI. Marcelo was heavily praised by the worldwide media during that season, and many called him the best left back in the world. Diego Maradona said he was the third best player in La Liga, after Cristiano Ronaldo and Lionel Messi.Diego Maradona tips Tottenham target Sergio Aguero to join Real Madrid one day . Goal.com (24 February 2011). Retrieved 21 June 2012.

2011–2013: First-team mainstay

Marcelo was sent off on 17 August 2011 during Madrid's 3–2 loss to Barcelona. On 3 December 2011, Marcelo scored Madrid's third goal in a 3–0 victory over Sporting Gijón in La Liga.

Paolo Maldini gave credits to Marcelo and called him the current left back, "who is a great attacker and a defender, a specialist of both areas."Paolo Maldini: Tottenham Hotspur's Gareth Bale only knows how to attack . Goal.com (16 December 2011). Retrieved 21 June 2012.

Roberto Carlos named Marcelo as the world's best left back, saying. "He had more ability than me with the ball and he joins in better," and even called him his heir.La Liga Headlines: Roberto Carlos: Marcelo best in world . Adifferentleague.co.uk (29 March 2012). Retrieved 21 June 2012. Marcelo had shown great performances as a left back, such as in the Champions League quarter-finals against Cypriot club APOEL, while entering as a substitute in the 75th minute for Fábio Coentrão. Marcelo was part of the starting XI as Real Madrid claimed their 32nd league title.

Marcelo scored his first goal of the season against Manchester City in the Champions League group stage on 19 September, Real's first goal of a 3–2 win at the Santiago Bernabéu.

As of February 2013, Marcelo had returned from injury and captained Real Madrid on 23 February at the Estadio Riazor which ended in a 2–1 victory for Los Merengues. On 20 April, he played as the captain again against Real Betis at the Santiago Bernabéu. In the 14th minute, he sustained a muscle injury after intercepting a long through-ball, but the game ended in 3–1 victory for the home side.

2013–2018: European and domestic success Marcelo scored the opening goal for Real Madrid against Chelsea in the Guinness International Champions Cup 2013 final on 7 August; Real Madrid won 3–1. During the league season, he played 28 matches, and scored one goal, in a 3–0 win over Levante on 9 March.

Marcelo scored Real Madrid's third goal of their 4–1 win in the Champions League final against city rivals Atlético Madrid, with an extra-time strike from outside the box after coming on as a substitute for Fábio Coentrão.

On 10 July 2015, Marcelo signed a new contract with Real Madrid, keeping him at the club until 2020. On 18 October 2015, he scored his first goal of the season by scoring Real Madrid's first goal in a 3–0 home win against Levante.

He was a regular starter when the team won the Champions League, beating Atlético Madrid again in the final on penalties.

He played 30 matches when Madrid won the La Liga, and was a regular starter when Madrid won the Champions League after defeating Juventus 4–1 in the final.

On 13 September 2017, Marcelo signed a new contract which would keep him at the club until summer 2022. During the Champions League, he made eleven appearances, while scoring three goals, with Madrid winning their third consecutive and 13th overall Champions League title after defeating Liverpool 3–1 in the final.

2018–2022: Final seasons, captaincy, and departure During the 2018–19 season, he made 34 appearances, winning the Club World Cup for the third consecutive time. Later on, Marcelo made 15 appearances during the 2019–20 league season, as Real Madrid won the league title.

He appeared sporadically in the 2020–21 season due to various injuries and was replaced by Ferland Mendy in the left-back position. He appeared in a total of 19 matches in all competitions as Real Madrid finished second in the league behind Atlético Madrid.

On 16 June 2021, it was announced that he would become the captain of Real Madrid from the start of the 2021–22 season, as the player who had been in the first team for the longest period of time after Sergio Ramos; he was assigned the role after Ramos left, making him the first foreign captain since 1904. On 19 October 2021, Marcelo made his 100th Champions League appearance in a 5–0 win at Shakhtar Donetsk.

On 30 April 2022, after winning La Liga, Marcelo became the player with most titles in the history of Real Madrid, surpassing Paco Gento, with 24. On 28 May 2022, Marcelo lifted his fifth Champions League trophy after defeating Liverpool 1–0 in the final at the Stade de France, despite not featuring in the game itself. After the final, Marcelo announced that he would leave the club after 15 years.

Olympiacos On 3 September 2022, Marcelo signed for Super League Greece club Olympiacos. In the Greek Cup round of 16, he scored three goals in two matches against Atromitos. On 18 February 2023, Marcelo terminated his Olympiacos contract, departing from the club after five months.

Return to Fluminense On 24 February 2023, Fluminense announced the return of Marcelo to the club. He made his first appearance since his return to the club in the Copa Libertadores on 5 April in a 3–1 away victory against Sporting Cristal. Four days later, Marcelo scored his first goal in his second tenure at the club with a long-range strike in a 4–1 victory against Flamengo in the second leg of the Campeonato Carioca final. As a result, he achieved another trophy with Fluminense, the first during his second spell with the club after a 4–3 win on aggregate.

On 4 November 2023, he started in the Copa Libertadores final with Fluminense against Boca Juniors in the Maracanã Stadium, which ended in a 2–1 victory after extra time, to become the 12th player to win both Champions League and Copa Libertadores titles.