Union Saint-Gilloise
Official Name: Royale Union Saint-Gilloise
Formed: 1897 Ground: Stade Joseph Marien (9,400) Manager: Sébastien Pocognoli [BEL]
| Number | Name | Nat | Pos | Height | Weight | Date of Birth | Birth Place | Previous Club |
| 1 | Vic Chambaere | BEL | G | 1.90 | 71 | 10-01-03 | Roeselare | KRC Genk |
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| 3 | Mamadou Thierno Barry | SEN | D | 1.95 | 75 | 20-03-05 | - | Tromsø |
| 4 | Mathias Rasmussen | NOR | M | 1.72 | 65 | 25-11-97 | Lyngdal | Brann |
| 5 | Kevin Mac Allister | ARG | D | 1.72 | 72 | 07-11-97 | Capital Federal | Argentinos Juniors |
| 6 | Kamiel Van De Perre | BEL | M | 1.81 | 68 | 12-02-04 | Turnhout | KRC Genk |
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| 9 | Franjo Ivanović | CRO | F | 1.85 | 82 | 01-10-03 | Schwaz | Rijeka |
| 10 | Anouar Ait El Hadj | BEL | M | 1.67 | 65 | 20-04-02 | Molenbeek | KRC Genk |
| 11 | Henok Teklab | GER | F | 1.74 | 70 | 16-11-98 | Frankfurt am Main | Preußen Münster |
| 12 | Promise David | CAN | F | 1.96 | 91 | 03-07-01 | Brampton | Nõmme Kalju |
| 13 | Kevin Rodríguez | ECU | F | 1.90 | 72 | 04-03-00 | Ibarra | Independiente del Valle |
| 14 | Joachim Imbrechts | BEL | G | 1.83 | 73 | 09-10-01 | Ixelles | Charleroi |
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| 16 | Christian Burgess | ENG | D | 1.96 | 84 | 07-10-91 | Barking | Portsmouth |
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| 19 | Guillaume François | BEL | D | 1.73 | 74 | 03-06-90 | Libramont | Excelsior Virton |
| 20 | Marc Giger | SUI | F | 1.85 | 78 | 27-03-04 | Kilchberg | Schaffhausen |
| 21 | Alessio Castro-Montes | BEL | M | 1.75 | 67 | 10-01-97 | Sint-Truiden | KAA Gent |
| 22 | Ousseynou Niang | SEN | F | 1.69 | 65 | 12-10-01 | Ziguinchor | Riga FC |
| 23 | Sofiane Boufal | MAR | M | 1.70 | 60 | 17-09-93 | Paris | Al-Rayyan |
| 24 | Charles Vanhoutte | BEL | M | 1.82 | 73 | 16-09-98 | Kortrijk | Cercle Brugge |
| 25 | Anan Khalaili | ISR | F | 1.83 | 77 | 03-09-04 | Haifa | Maccabi Haifa |
| 26 | Ross Sykes | ENG | D | 1.96 | 73 | 26-03-99 | Burnley | Accrington Stanley |
| 27 | Noah Sadiki | COD | M | 1.73 | 67 | 17-12-04 | Brussels | Anderlecht |
| 28 | Koki Machida | JPN | D | 1.87 | 70 | 25-08-97 | Ibaraki | Kashima Antlers |
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| 48 | Fedde Leysen | BEL | D | 1.87 | 70 | 09-07-03 | Geel | PSV Eindhoven |
| 49 | Anthony Moris | BEL | G | 1.84 | 75 | 29-04-90 | Liège | Excelsior Virton |
| 74 | Daniel Tshilanda | BEL | D | - | - | 27-04-06 | - | None |
| 77 | Mohammed Fuseini | GHA | F | 1.69 | 60 | 16-05-02 | Accra | Sturm Graz |
| 85 | Arnaud Dony | BEL | D | 1.70 | 72 | 08-05-04 | - | Sint-Truiden |
Players no longer at this club |
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| Number | Name | Nat | Pos | Height | Weight | Date of Birth | Birth Place | New Club |
| 23 | Cameron Puertas | SUI | M | 1.78 | 77 | 18-08-98 | Lausanne | Al-Qadsiah |
| 9 | Dennis-Yerai Eckert | GER | F | 1.81 | 79 | 09-01-97 | Bonn | Standard Liège (On Loan) |
| 89 | Franjo Ivanović | CRO | F | 1.85 | 82 | 01-10-03 | Schwaz | Re-Registered (9) |
| 7 | Elton Kabangu | BEL | F | 1.78 | 70 | 08-02-98 | Kortrijk | Hearts (On Loan) |
| 17 | Casper Terho | FIN | F | 1.81 | 70 | 24-06-03 | Helsinki | Paderborn (On Loan) |
| 15 | Mamadou Traoré | MLI | F | 1.70 | 69 | 03-04-02 | Marcory | Castellón |
| 8 | Jean Thierry Lazare Amani | CIV | M | 1.72 | 65 | 07-03-98 | Diégonéfla | Standard Liège (On Loan) |
| 94 | Loïc Lapoussin | FRA | M | 1.81 | 70 | 27-03-96 | Rosny-sous-Bois | Sint-Truiden |