Nicolai Rapp (born 13 December 1996) is a German professional footballer who plays as a defensive midfielder or centre-back for club Karlsruher SC.
In summer 2017, Rapp signed with 2. Bundesliga side Erzgebirge Aue.
In January 2019, Rapp joined league rivals Union Berlin having agreed a 3.5-year contract until summer 2022.
On 24 June 2021, it was announced Rapp would join Werder Bremen for the 2021âÂÂ22 season. The transfer fee paid to Union Berlin was reported as about â¬200,000. Following Werder Bremen's return to the Bundesliga, he made seven substitute appearances in the 2022âÂÂ23 season.
Having expressed his desire for more playing time, Rapp joined 1. FC Kaiserslautern on loan until the end of the 2022âÂÂ23 season in January 2023.
On 23 January 2024, Rapp signed with Karlsruher SC in the 2. Bundesliga.
Rapp is a youth international for Germany.