Passlack training with Borussia Dortmund in 2017
|Date of birth||29 May 1998|
|Place of birth||Bottrop, Germany|
|Height||1.70 m (5 ft 7 in)|
|2002–2010||SV Fortuna Bottrop|
|2017–2018||→ 1899 Hoffenheim (loan)||2||(0)|
|2017–2018||→ 1899 Hoffenheim II (loan)||12||(2)|
|2018–2019||→ Norwich City (loan)||1||(0)|
|2019–2020||→ Fortuna Sittard (loan)||25||(2)|
* Senior club appearances and goals counted for the domestic league only and correct as of 21:16, 22 December 2020 (UTC)|
‡ National team caps and goals correct as of 12 November 2020
On 2 March 2016, Passlack made his professional debut in the Bundesliga in a 2–0 win against Darmstadt 98. He also played in a 3–1 win against FC Augsburg and a 3–0 win during the 2015–16 season.
TSG 1899 Hoffenheim
On 2 July 2018, Passlack signed for Championship side Norwich City on a season-long loan. He only made one league appearance as Norwich were promoted to the Premier League as winners of the 2018–19 EFL Championship.
In 2014, Passlack made six appearances for Germany at under-16 level and in the same year he debuted for the Germany U17 team. In May 2015, Passlack was selected to captain the Germany squad at the 2015 UEFA European Under-17 Championship in Bulgaria, he played every single minute of the tournament, scoring three goals and helping Germany reach the final where they lost 4–1 to France. In October 2015, Passlack captained Germany at the 2015 FIFA U-17 World Cup in Chile, appearing in all four of Germany's matches and scoring two goals as Germany were eliminated in the round of 16 in a 2–0 loss to Croatia. In total, Passlack has scored seven goals in 20 appearances for the Germany U17 team. In March 2016, Passlack was called up to the Germany U18 team for the first time and later that year, received his first call to the Germany U19 team.
- As of 8 December 2020
|1899 Hoffenheim (loan)||2017–18||Bundesliga||2||0||0||0||2||0||—||4||0|
|Norwich City (loan)||2018–19||Championship||1||0||1||0||—||4||0||6||0|
|Fortuna Sittard (loan)||2019–20||Eredivisie||25||2||3||1||—||—||28||3|
- 1.^ Includes DFB-Pokal, FA Cup and KNVB Cup.
- 2.^ Includes UEFA Champions League and UEFA Europa League.
- 3.^ Includes German Super Cup and EFL Cup.
- "Ramos und Durm grooven sich auf Bayern ein" (in German). kicker. 20 March 2016. Retrieved 29 May 2016.
- "Felix Passlack". kicker.de (in German). kicker. Retrieved 29 May 2016.
- "Dortmunds Passlack löst Leihvertrag bei Hoffenheim auf" (in German). Kicker. Retrieved 2 July 2018.
- "Games played by Felix Passlack in 2018/2019". Soccerbase. Centurycomm. Retrieved 14 May 2019.
- "Felix Passlack joins Fortuna Sittard on loan". Borussia Dortmund. Retrieved 2 July 2019.