Mike Büskens was announced as the new head coach of Fortuna Düsseldorf on 4 June.

[1] Michael Rensing and Ben Halloran officially transferred to Fortuna Düsseldorf on 1 July.

[5] Fortuna Düsseldorf's season kicked off on 22 July against Energie Cottbus on matchday one of the 2.

[6] Prior to the match, Michael Rensing refused to be a substitute[7] and left the stadium with his car.

[9] Fortuna Düsseldorf finished the matchday tied for fourth place in the table with 1.

FC Köln[11] Fortuna Düsseldorf finished July in fifth place.

[12] Prior to the match against Energie Cottbus, Michael Rensing left the stadium with his car[8] and went home[13] after refusing to take the substitutes bench.

[7] Robin Heller replaced Michael Rensing in the matchday squad against Energie Cottbus.

[14] Fabian Giefer was suspended for a match[15] after receiving a red card against Erzgebirge Aue.

[17] Fortuna Düsseldorf started August with the first round of the DFB-Pokal against SC Wiedenbrück.

[19] Benjamin Lauth and Marin Tomasov scored for 1860 München.

[19] Fortuna Düsseldorf finished the matchday tied for eighth place with VfL Bochum.

[25] Johannes Rahn and Giannis Gianniotas scored for Fortuna Düsseldorf.

[25] Thomas Hübener, Fabian Klos, and Sebastian Hille scored for Arminia Bielefeld.

[26] Fortuna Düsseldorf started September with a 5–0 win against VfL Benrath in a friendly match.

[27] Fortuna Düsseldorf returned to Bundesliga action against Dynamo Dresden on 15 September.

[16] Erzgebirge Aue won 3–0 with goals from Michael Fink, Zlatko Janjić, and Guido Kocer.

[6] Karlsruhe won 2–0 with goals from Selçuk Alibaz and Dominic Peitz.

[47] Fortuna Düsseldorf faced Energie Cottbus[48] Erwin Hoffer, Charlison Benschop, and Tuğrul Erat scored for Fortuna Düsseldorf and Amin Affane scored for Energie Cottbus.

[50] Erwin Hoffer and Charlison Benschop scored for Fortuna Düsseldorf.

[51] Lorenz-Günther Köstner became the new head coach for Fortuna Düsseldorf on 30 December.