According to the football website dooball: In professional football, a player’s jersey number represents their tactical role, career progression, and identity on the pitch. For Brazilian defensive midfielder Casemiro, his squad numbers across Brazil, Spain, England, and international competition highlight his rise into one of the most dominant holding midfielders of his generation.
1. Early Career: São Paulo and Initial Real Madrid Days (#28, #38, #16)
Casemiro developed through the youth system of Brazilian side São Paulo before making his leap to European football.
Early Club Squad Numbers
- São Paulo FC (2010–2013): Broke into the senior team wearing the number 8 and later shifted to the number 28 shirt.
- Real Madrid Debut (2012–2014): After initially joining Real Madrid Castilla in 2013 wearing #18, he made his senior Real Madrid debut wearing #38, eventually taking the number 16 shirt for the 2013–14 season as a squad rotation player.
2. Loan Season at FC Porto: Proving Himself in the #6 Shirt
To gain continuous first-team experience in Europe, Casemiro spent the 2014–15 season on loan with Portuguese powerhouse FC Porto.
Mastering the Defensive Midfield Role
- The #6 Jersey: At Porto, Casemiro was handed the traditional central defensive midfielder number 6 shirt.
- Breakthrough Campaign: Wearing #6, he delivered commanding performances in both the Primeira Liga and UEFA Champions League, prompting Real Madrid to activate his buy-back option in 2015.
3. Real Madrid: 5 Champions League Titles in the Iconic #14 Shirt
Casemiro’s return to the Santiago Bernabéu in 2015 marked the defining chapter of his career. He claimed a famous squad number and built one of football’s greatest midfield trios alongside Luka Modrić (#10) and Toni Kroos (#8).
The Iconic #14 Era
- Inheriting #14: Casemiro chose the number 14 shirt at Real Madrid (previously worn by club legends like Guti and Xabi Alonso).
- European Dominance: Wearing #14, Casemiro served as the defensive anchor of Real Madrid’s midfield, winning 5 UEFA Champions League titles (2014, 2016, 2017, 2018, and 2022), 3 La Liga championships, and 3 FIFA Club World Cups.
- Crucial Final Goal: Wearing #14, he scored a memorable long-range strike against Juventus in the 2017 UEFA Champions League final.
4. Manchester United: A New Challenge in the #18 Shirt
In August 2022, Casemiro completed a high-profile transfer to English Premier League club Manchester United.
Choosing the #18 Jersey
- Paul Scholes Legacy: With his trademark #14 already taken by Christian Eriksen, Casemiro selected the number 18 shirt—a tribute to Manchester United midfield legend Paul Scholes.
- Immediate Impact: Wearing #18, Casemiro transformed Manchester United’s midfield structure during his debut season, scoring in the 2023 Carabao Cup final to secure silverware for the club.
5. Brazil National Team: The Anchor in the Iconic #5 Shirt
For A Seleção (the Brazil national team), Casemiro’s squad number reflects his status as the primary defensive anchor.
The Defensive Anchor (#5)
- Inheriting #5: After wearing #22 during his initial national team call-ups, Casemiro claimed Brazil’s prestigious number 5 shirt—the traditional number assigned to the team’s elite defensive midfielder.
- International Honours: Wearing #5, Casemiro captained Brazil on numerous occasions and played a pivotal role in winning the 2019 Copa América title.
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6. Summary of Casemiro’s Career Squad Numbers
| Club / Team | Timeframe | Jersey Number | Primary Role & Achievements |
| São Paulo FC | 2010–2013 | #8 / #28 | Rising midfield talent |
| FC Porto | 2014–2015 | #6 | European breakthrough on loan |
| Real Madrid | 2013–2022 | #38 / #16 / #14 | 5x Champions League, 3x La Liga |
| Manchester United | 2022–2026 | #18 | Carabao Cup Winner, Premier League Midfield Anchor |
| Brazil National Team | 2011–Present | #22 / #5 | 2019 Copa América Champion & Team Captain |
Conclusion
Whether fans associate him with the legendary #14 shirt during Real Madrid’s European dominance, the #18 shirt at Manchester United, or the #5 shirt for the Brazilian national team, Casemiro’s jersey numbers symbolize elite defensive positioning, physical toughness, and big-game leadership.
