Cup 12 Aug 2012 Sun	Union Saint-Gilloise	2 : 1	Bièvre	Win
Third Division 15 Aug 2012 Wed	Ciney	1 : 1	Union Saint-Gilloise	Draw
Cup 19 Aug 2012 Sun	Eendracht Aalst	1 : 3	Union Saint-Gilloise	Win
Third Division 22 Aug 2012 Wed	Union Saint-Gilloise	1 : 1	Géants Athois	Draw
Cup 26 Aug 2012 Sun	Union Saint-Gilloise	3 : 1	Tubize	Win
Third Division 29 Aug 2012 Wed	Heppignies-Lambusart	2 : 2	Union Saint-Gilloise	Draw
Third Division 2 Sep 2012 Sun	Union Saint-Gilloise	1 : 1	La Calamine	Draw
Third Division 9 Sep 2012 Sun	Diegem Sport	2 : 1	Union Saint-Gilloise	Loss
Third Division 12 Sep 2012 Wed	Union Saint-Gilloise	1 : 2	Huy	Loss
Third Division 23 Sep 2012 Sun	Union Saint-Gilloise	2 : 1	Bertrix	Win
Cup 26 Sep 2012 Wed	Union Saint-Gilloise	0 : 6	Genk	Loss
Third Division 30 Sep 2012 Sun	Union Saint-Gilloise	1 : 1	Patro Eisden	Draw
Third Division 7 Oct 2012 Sun	Union Saint-Gilloise	1 : 2	Heppignies-Lambusart	Loss
Third Division 13 Oct 2012 Sat	Huy	2 : 1	Union Saint-Gilloise	Loss
Third Division 21 Oct 2012 Sun	Union Saint-Gilloise	2 : 0	Verviers	Win
Third Division 28 Oct 2012 Sun	Woluwe-Zaventem	3 : 1	Union Saint-Gilloise	Loss
Third Division 31 Oct 2012 Wed	Tournai	2 : 1	Union Saint-Gilloise	Loss
Third Division 11 Nov 2012 Sun	Dender	0 : 1	Union Saint-Gilloise	Win
Third Division 14 Nov 2012 Wed	Bleid-Gaume	2 : 0	Union Saint-Gilloise	Loss
Third Division 18 Nov 2012 Sun	Union Saint-Gilloise	5 : 0	Bleid-Gaume	Win
Third Division 24 Nov 2012 Sat	Excelsior Virton	2 : 0	Union Saint-Gilloise	Loss
Third Division 2 Dec 2012 Sun	Union Saint-Gilloise	1 : 3	La Louvière Centre	Loss
Third Division 15 Dec 2012 Sat	Patro Eisden	0 : 0	Union Saint-Gilloise	Draw
Third Division 23 Dec 2012 Sun	Union Saint-Gilloise	0 : 1	Bocholt	Loss
Third Division 6 Jan 2013 Sun	Union Saint-Gilloise	1 : 2	Grimbergen	Loss
Third Division 13 Jan 2013 Sun	Union Saint-Gilloise	1 : 1	Diegem Sport	Draw
Third Division 3 Feb 2013 Sun	Union Saint-Gilloise	2 : 0	Tienen	Win
Third Division 17 Feb 2013 Sun	Union Saint-Gilloise	1 : 1	Ciney	Draw
Third Division 3 Mar 2013 Sun	Grimbergen	2 : 1	Union Saint-Gilloise	Loss
Third Division 10 Mar 2013 Sun	La Calamine	1 : 2	Union Saint-Gilloise	Win
Third Division 17 Mar 2013 Sun	Union Saint-Gilloise	2 : 0	Woluwe-Zaventem	Win
Third Division 20 Mar 2013 Wed	Bertrix	1 : 1	Union Saint-Gilloise	Draw
Third Division 24 Mar 2013 Sun	Géants Athois	6 : 1	Union Saint-Gilloise	Loss
Third Division 27 Mar 2013 Wed	Union Saint-Gilloise	3 : 0	Tournai	Win
Third Division 7 Apr 2013 Sun	Union Saint-Gilloise	3 : 1	Dender	Win
Third Division 10 Apr 2013 Wed	Verviers	1 : 1	Union Saint-Gilloise	Draw
Third Division 17 Apr 2013 Wed	Tienen	2 : 0	Union Saint-Gilloise	Loss
Third Division 27 Apr 2013 Sat	Bocholt	2 : 1	Union Saint-Gilloise	Loss
Third Division 1 May 2013 Wed	La Louvière Centre	1 : 1	Union Saint-Gilloise	Draw
Third Division 5 May 2013 Sun	Union Saint-Gilloise	2 : 4	Excelsior Virton	Loss
Play-offs 3/4 19 May 2013 Sun	Union Saint-Gilloise	4 : 4	Leopoldsburg	Win