|Full name||Christian Clemens|
|Date of birth||4 August 1991|
|Place of birth||Cologne, Germany|
|Height||1.81 m (5 ft 11 1⁄2 in)|
|Playing position||Winger / Second Striker|
|1997–2001||SC Köln Weiler-Volkhoven|
|2001–2009||1. FC Köln|
|2009–2010||1. FC Köln II||11||(0)|
|2010–2013||1. FC Köln||89||(13)|
|* Senior club appearances and goals counted for the domestic league only and correct as of 13 September 2014.
† Appearances (Goals).
1. FC Köln
Clemens started his career with SC Weiler-Volkhoven, joined 1. FC Köln at the age of ten and progressed through the club's youth system. He made his first-team debut in a 1–0 win against FC St. Pauli. In December 2010, he scored his first goal for the club in a 1–0 win against Eintracht Frankfurt. He moved to Schalke 04 for the 2013–14 Bundesliga season.
On 17 June 2013, FC Schalke 04 confirmed that Christian Clemens signed a 4-year professional contract with them until 30 June 2017. The transfer fee is reported as €3,000,000 by the S04 Sport and Communications manager Horst Heldt. Christian Clemens was assigned a number 11 shirt, previously worn by Ibrahim Afellay.
Clemens previously played for several Germany national youth football teams and on 6 September 2010 Clemens made his debut for the Germany U-20 national football team in a 3–2 victory over Switzerland in which Clemens also scored his first goal for the Germany U-20 national football team. On 6 February 2011, Clemens received his first call-up to the Germany U-21 national football team for a match against the Greece U-21 national football team. On 9 February 2011, Clemens debuted for the Germany U-21 national football team in a friendly match against the Greece U-21 national football team.
Clemens is mainly deployed as a winger and utilized on the left or right flanks on the football pitch; but Clemens can also be deployed as a second striker. Clemens himself sees his strengths on the flanks of the football pitch. Clemens possesses accurate heading and shooting of the ball, great agility and endurance, physical strength, rapid acceleration and speed. Clemens is a dummy specialist and a silky dribbler which Clemens utilizes to bamboozle opposition defenders in one-on-one situations with ease.
- As of 13 September 2014
|1. FC Köln||Bundesliga||2009–10||0||0||0||0||—||—||0||0|
|1. FC Köln II||Regionalliga West||10||0||—||—||—||10||0|
|1. FC Köln||Bundesliga||2010–11||27||2||3||0||—||—||30||2|
|1. FC Köln II||Regionalliga West||1||0||—||—||—||1||0|
|1. FC Köln||Bundesliga||2011–12||31||5||2||0||—||—||33||5|
|FC Schalke 04||Bundesliga||2013–14||11||0||2||0||5||0||—||18||0|
|Club totals||1. FC Köln II||11||0||0||0||—||—||11||0|
|1. FC Köln||89||13||7||1||0||0||0||0||96||14|
|FC Schalke 04||13||0||3||0||5||0||0||0||21||0|
- Schmidt, Joachim (14 September 2010). "Neue Freiheiten in der Offensive beim 1. FC Köln" (in German). General-Anzeiger Online. Retrieved 18 September 2010.
- Gonscherowski, Tobias. "Well worth the risk". bundesliga.de. Retrieved 18 September 2010.
- "Köln feiert Bubi Clemens, Poldi verletzt" (in German). Sport Bild. 11 December 2010. Retrieved 6 January 2011.
- "Vertrag bis 2017: Clemens verstärkt Schalke" (in German). kicker.de. 17 June 2013. Retrieved 17 June 2013.
- "Schalke 04 sign Christian Clemens from FC Köln". SB Nation. 17 June 2013. Retrieved 5 August 2014.
- "Premiere für Mark Uth" [Debut for Mark Uth]. ksta.de (in Deutsch). Kölner Stadt-Anzeiger. 9 September 2010. Retrieved 3 September 2014.
- "U21 ohne Schürrle und Vukcevic gegen Griechenland" [U21 without Schürrle and Vukcevic against Greece]. zeit.de. Die Zeit. 6 February 2011. Retrieved 3 September 2014.
- "Clemens und die Ausstiegsklausel" [Clemens and the get-out clause]. kicker.de (in German) (Kicker). 8 February 2013. Retrieved 3 September 2014.
- "Christian Clemens" (in German). Fussballdaten.de. Retrieved 13 October 2012.
- Alexander Haubrichs and Markus Crutches (19 October 2010). "Seine Freundin Lynn stürmt für Bayer Leverkusen" [His girlfriend Lynn striker for Bayer Leverkusen]. express.de (in German). Express. Retrieved 3 September 2014.
- Alexander Haubrichs and Markus Crutches (7 December 2012). "Von der Spielerin zur Spielerfrau" [From player to player woman]. express.de (in German). Express. Retrieved 3 September 2014.