|Date of birth||20 March 1996|
|Place of birth||Varaždin, Croatia|
|Height||1.80 m (5 ft 11 in)|
|Playing position||Centre forward|
|2015–2016||Borussia Dortmund II||12||(0)|
|* Senior club appearances and goals counted for the domestic league only and correct as of 16:18, 28 May 2019 (UTC)|
Born in Varaždin to a Croatian father and German mother, Drožđek started his youth career with the academy of Varteks before joining Dinamo Zagreb. He moved to German club Borussia Dortmund in 2013, after agreeing to a three and a half year deal.
After a stint with Borussia Dortmund II, Drožđek returned to Croatia and joined third tier club Varaždin on 1 September 2016. During the 2017–18 season, he scored 16 league goals (including a hat-trick against Gorica), and won the Best Player of the Tournament award.
- "Drožđek u Borussiji (D): Trener Klopp me prati, nadam se da ću igrati za prvu momčad" (in Croatian). Fenix Magazin. 22 February 2014. Retrieved 22 December 2018.
- Novosel, Dražen (1 September 2016). "Domagoj Drožđek postao igrač Varaždina" [Domagoj Drožđek became a player of Varaždin] (in Croatian). Varaždinske-Vijesti. Retrieved 22 December 2018.
- "PRIZNANJE Domagoj Drožđek najbolji igrač 2. HNL, Dario Jertec odmah iza njega" [AWARD Domagoj Drožđek is the best player of 2. HNL, Dario Jertec right behind him] (in Croatian). Varazdinski. 21 May 2018. Retrieved 22 December 2018.
- "eTV: Domagoj Drožđek iz NK Varaždina o atmosferi u klubu, podršci s tribina i ulasku u prvu ligu" [eTV: Domagoj Drožđek from NK Varazdin about the atmosphere at the club, the support from the stands and joining the first division] (in Croatian). EVaradzin. Retrieved 22 December 2018.
- "Domagoj Drožđek novi je igrač Lokomotive!" [Domagoj Drožđek is a new Lokomotiva player!] (in Croatian). Lokomotiva. 30 August 2018. Retrieved 22 December 2018.