At the conclusion of Brazil's World Cup qualifying campaign Marcelo had won 48 caps
for Brazil and scored 5 goals.
 
FIFA 2018 World Cup Qualifying (CONMEBOL)
Brazil (3) v (0) Chile:  (Paulinho 55m, Gabriel Jesus 57m & 90+2m)
10th. October 2017. Allianz Parque, São Paulo, Attendance: 41,008.
Bolivia (0) v (0) Brazil: 5th. October 2017. Estadio Hernando Siles, La Paz
Attendance: 34,725.
Colombia (1) v (1) Brazil: (Falcao 56m, Willian 45+2m). 5th. September 2017.
Estadio Metropolitano Roberto Meléndez, Barranquilla, Attendance: 47,500.
Brazil (2) v (0) Ecuador: (Paulinho Goal 69m, Coutinho 76m)
31st. August 2017. Arena do Grêmio, Porto Alegre, Attendance: 38,000.
Brazil (3) v (0) Paraguay. (Coutinho 34m,
 Neymar 63m, Marcelo 85m) 
28th. March 2017. Arena Corinthians, São Paulo. Attendance: 45,000.
Uruguay (1) v (4) Brazil. (Paulinho 18m, 51m & 90+2m, Neymar 74m)
23rd. March 2017. Estadio Centenario, Montevideo, Attendance: 55,676.
Peru (0) v (2) Brazil. (Gabriel Jesus 57m, Renato Augusto 78m)
15th. November 2016. Estadio Nacional, Lima. Attendance: 38,700.
Brazil (3) v (0) Argentina. (Coutinho 25m, Neymar 45+1, Paulinho 58m)
10th. November 2016. Mineirão, Belo Horizonte. Attendance: 53,490.
Venezuela (0) v (2) Brazil. (Gabriel Jesus 7m, Willian 53m) 11th. October 2016.
Estadio Metropolitano de Mérida, Mérida, Attendance: 42,700.
Brazil (5) v (0) Bolivia. (Neymar 10m
, Coutinho 25m, Filipe Luís 38m, Gabriel Jesus 43m
Firmino 75m). 6th. October 2016. Arena das Dunas, Natal. Attendance: 30,013.
Brazil (2) v (1) Colombia. (Miranda 2m, Neymar 74m, Marquinhos 37m o.g.)
6th. September 2016. Arena da Amazônia, Manaus. Attendance: 36,609.
Ecuador (0) v (3) Brazil: (Neymar 72m pen,
 Gabriel Jesus 87m & 90+2'm)
1st. September 2016. Estadio Olímpico Atahualpa, Quito. Attendance: 34,887.
Paraguay (2) v (2) Brazil: (Lezcano 40m, É. Benítez 49m, Ricardo Oliveira 79m,
Dani Alves 90+2m ). 29th. March 2016. Estadio Defensores del Chaco, Asunción
Attendance: 24,457.
Brazil (2) v (2) Uruguay. (Douglas Costa 1m, Rrenato Augusto 25m, Cavani 30m,
Suárez 48m). 25th. March 2016. Itaipava Arena Pernambuco, Recife. Attendance: 45,010
Brazil (3) v (0) Peru. (Douglas Costa 22m, Renato Augusto 57m, Filipe Luís 76m)
17th. November 2015.  Itaipava Arena Fonte Nova, Salvador.
Argentina (1) v (1) Brazil. (Vidal 45m, Rodríguez  68m). 12th. November 2015.
Estadio Monumental Antonio Vespucio Liberti, Buenos Aires. Attendance: 53,000.
Brazil (3) v (1) Venezuela. (Willian Goal 1m & 42m, Ricardo Oliveira 73m)
13th. October 2015. Estádio Castelão, Fortaleza. Attendance: 38,970.
Chile (2) v (0) Brazil. (Vargas 72m, Sánchez 88m). 8th. October 2015.
Estadio Nacional Julio Martínez Prádanos, Santiago. Attendance: 42,000.
    
        
            |     | 
                | 
            PLD  | 
            W  | 
            D  | 
            L  | 
            GF  | 
            GA  | 
            GD  | 
            PTS  | 
        
        
            |   1. | 
             Brazil | 
             18 | 
             12 | 
             5 | 
             1 | 
             41 | 
             11 | 
             +30  | 
             41  | 
        
        
            |   2. | 
             Uruguay | 
             18 | 
              9 
             | 
             4 | 
             5 | 
             32 | 
             20 | 
             +12  | 
             31  | 
        
        
            |   3. | 
             Argentina | 
             18 | 
              7 
             | 
             7 | 
             4 | 
             19 | 
             16 | 
              +3  | 
             28  | 
        
        
            |   4. | 
             Colombia | 
             18 | 
              7 
             | 
             6 | 
             5 | 
             21 | 
             19 | 
              +2  | 
             27  | 
        
        
            |   | 
              | 
              | 
              | 
              | 
              | 
              | 
              | 
              | 
            .  | 
        
        
            |   5. | 
             Peru | 
             18 | 
              7 
             | 
             5 | 
             6 | 
             27 | 
             26 | 
              +1  | 
             26  | 
        
        
            |   6. | 
             Chile | 
             18 | 
              8 
             | 
             2 | 
             8 | 
             26 | 
             27 | 
               -1  | 
             26  | 
        
        
            |   7. | 
             Paraguay  
             | 
             18 | 
              7 
             | 
             3 | 
             8 | 
             19 | 
             25 | 
               -6  | 
             24  | 
        
        
            |   8. | 
             Ecuador | 
             18 | 
              6 
             | 
             2 | 
            10 | 
             16 | 
             29 | 
               -3  | 
             20  | 
        
        
            |   9.  | 
             Bolivia  | 
             18  | 
              4  | 
             2  | 
             12  | 
             16  | 
             38  | 
              -22  | 
             14  | 
        
        
            | 10.  | 
             Venezuela  | 
             18  | 
              2  | 
             6  | 
             10  | 
             19  | 
             35  | 
              -16  | 
             12  |