Spain
Formed: 1913 Manager: Luis Enrique [ESP]
| Number | Name | Nat | Pos | Height | Weight | Date of Birth | Birth Place | Current Club |
| 1 | Robert Sánchez | ESP | G | 1.97 | 90 | 18-11-97 | Cartagena | Brighton & HA |
| 2 | César Azpilicueta | ESP | D | 1.78 | 78 | 28-08-89 | Pamplona | Chelsea |
| 3 | Eric García | ESP | D | 1.82 | 79 | 09-01-01 | Barcelona | Barcelona |
| 4 | Pau Torres | ESP | D | 1.91 | 80 | 16-01-97 | Villarreal | Villarreal |
| 5 | Sergio Busquets | ESP | M | 1.89 | 76 | 16-07-88 | Sabadell | Barcelona |
| 6 | Marcos Llorente | ESP | M | 1.84 | 73 | 30-01-95 | Madrid | Atlético Madrid |
| 7 | Álvaro Morata | ESP | F | 1.89 | 85 | 23-10-92 | Madrid | Atlético Madrid |
| 8 | Koke | ESP | M | 1.77 | 73 | 08-01-92 | Madrid | Atlético Madrid |
| 9 | Gavi | ESP | M | 1.73 | 68 | 05-08-04 | Los Palacios y Villafranca | Barcelona |
| 10 | Marco Asensio | ESP | F | 1.82 | 76 | 21-01-96 | Palma de Mallorca | Real Madrid |
| 11 | Ferrán Torres | ESP | F | 1.84 | 77 | 29-02-00 | Foios | Barcelona |
| 12 | Nico Williams | ESP | F | 1.81 | 67 | 12-07-02 | Pamplona | Athletic Bilbao |
| 13 | David Raya | ESP | G | 1.83 | 80 | 15-09-95 | Barcelona | Brentford |
| 14 | Alejandro Balde | ESP | D | 1.75 | 69 | 18-10-03 | Barcelona | Barcelona B |
| 15 | Hugo Guillamón | ESP | D | 1.76 | 62 | 31-01-00 | L'Eliana | Valencia |
| 16 | Rodri | ESP | M | 1.90 | 78 | 22-06-96 | Madrid | Manchester C |
| 17 | Yéremi Pino | ESP | F | 1.72 | 63 | 20-10-02 | Las Palmas | Villarreal |
| 18 | Jordi Alba | ESP | D | 1.70 | 68 | 21-03-89 | L'Hospitalet de Llobregat | Barcelona |
| 19 | Carlos Soler | ESP | M | 1.80 | 76 | 02-01-97 | Valencia | Paris St-Germain |
| 20 | Daniel Carvajal | ESP | D | 1.73 | 74 | 11-01-92 | Leganés | Real Madrid |
| 21 | Dani Olmo | ESP | M | 1.79 | 72 | 07-05-98 | Terrassa | RB Leipzig |
| 22 | Pablo Sarabia | ESP | M | 1.78 | 72 | 11-05-92 | Madrid | Paris St-Germain |
| 23 | Unai Simón | ESP | G | 1.90 | 86 | 11-06-97 | Vitoria-Gasteiz | Athletic Bilbao |
| 24 | Aymeric Laporte | ESP | D | 1.91 | 87 | 27-05-94 | Agen | Manchester C |
| 25 | Ansu Fati | ESP | F | 1.78 | 55 | 31-10-02 | Bissau | Barcelona |
| 26 | Pedri | ESP | M | 1.77 | 68 | 25-11-02 | Tegueste | Barcelona |