Nils Quaschner (born 22 April 1994) is a German former professional footballer who played as a striker.
Quaschner started his professional career at Hansa Rostock. On 17 July 2013, he joined FC Liefering. On 12 January 2015, he signed with RB Leipzig.
On 5 July 2017, he signed with Arminia Bielefeld. Quaschner retired due to injury problems in 2020, after his contract with Arminia Bielefeld had expired.