A Coffee in Berlin, originally titled Oh Boy, is a 2012 German tragicomedy film written and directed by Jan-Ole Gerster in his feature directorial debut. It stars Tom Schilling, Friederike Kempter, Marc Hosemann, Katharina Schüttler, Justus von Dohnányi, and Michael Gwisdek. It follows an aimless university dropout who attempts to make sense of life as he spends one fateful day wandering the streets of Berlin.

The film had its world premiere at the 47th Karlovy Vary International Film Festival on 3 July 2012, and was released in Germany on 1 November 2012, by X Verleih AG. It received generally positive reviews from critics and grossed over $2.8 million worldwide. It earned eight nominations at the 63rd German Film Awards, winning in six categories: Best Film, Best Director, Best Actor (for Schilling), Best Supporting Actor (for Gwisdek), Best Screenplay, and Best Film Score. At the 26th European Film Awards, it was nominated for Best Film, Best Actor (for Schilling), and the EFA People's Choice Award, while Gerster was given the European Discovery Award.