Chelsea FC U21
Reserve league
- Squad size: 19
- Average age: 18.9
- Foreigners: 4 21.1 %
- National team players: 1
- Stadium: Kingsmeadow 4.722 Seats
- Current transfer record: €-4.70m
Foreigners
Guest worker
| Country | Number of players | Appearances total | Goals total | Players with most appearances | spiele | |
|---|---|---|---|---|---|---|
 Scotland | 9 | 206 | 32 | Billy Gilmour | 80 matches | |
 Portugal | 8 | 25 | 2 | Diego Moreira | 18 matches | |
 Jamaica | 8 | 108 | 35 | Kasey Palmer | 78 matches | |
 Ireland | 7 | 93 | 6 | George Nunn | 50 matches | |
 Netherlands | 7 | 180 | 11 | Nathan Aké | 80 matches | |
 Belgium | 7 | 93 | 27 | Charly Musonda Jr. | 52 matches | |
 Sweden | 7 | 105 | 4 | Joseph Colley | 53 matches | |
 Wales | 7 | 150 | 6 | Jay Dasilva | 78 matches | |
 Brazil | 6 | 28 | 12 | Lucas Piazón | 17 matches | |
 Italy | 5 | 51 | 22 | Cesare Casadei | 39 matches | |
 United States | 5 | 59 | 2 | Kyle Scott | 41 matches | |
 Germany | 5 | 5 | 2 | Antonio Rüdiger | 4 matches | |
 Cote d'Ivoire | 4 | 46 | 8 | Jérémie Boga | 82 matches | |
 Ghana | 4 | 66 | 4 | Tariq Lamptey | 72 matches | |
 Northern Ireland | 4 | 86 | 4 | George Saville | 47 matches | |
 Czech Republic | 3 | 26 | - | Tomas Kalas | 13 matches | |
 Sierra Leone | 3 | 62 | 1 | Aziz Deen-Conteh | 43 matches | |
 DR Congo | 3 | 14 | 3 | Gaël Kakuta | 26 matches | |
 Nigeria | 3 | 55 | 1 | Ola Aina | 52 matches | |
 Denmark | 3 | 43 | 4 | Andreas Christensen | 43 matches | |
 Finland | 2 | 45 | - | Lucas Bergström | 56 matches | |
 Morocco | 2 | - | - | Sami Tlemcani | - | |
 Albania | 2 | 13 | 3 | Armando Broja | 26 matches | |
 Poland | 2 | 19 | - | Marcin Bulka | 38 matches | |
 France | 2 | 10 | - | Pierre Ekwah | 6 matches | |