Lukas Staier
About Lukas Staier
Lukas Nils Staier, known professionally as Cossu, is a German comedian, rapper, actor and content creator born on 2 June 1989 in Zell am Harmersbach. He grew up in Haslach im Kinzigtal in the Black Forest region of Baden, the son of a German mother and a Congolese father he never knew. After finishing school, Staier studied sport, German and geography for teacher training at the University of Heidelberg and worked for several years as a schoolteacher in Stuttgart. He began performing as a rapper under the name Cossu, and in 2014 won the title "Germany's Most Political Rapper" on the online casting show Raputation, judged by rappers Eko Fresh and MoTrip. He later built a wide following through short TikTok and Instagram sketches about life in the Black Forest and Baden and Swabian dialect, with a video posted in January 2021 marking a turning point in his popularity. His comedy frequently touches on regional identity, stereotypes, and social themes such as racism and integration. Since 2025 he has played the character Andi in the ZDF comedy series Tschappel, and in 2024 he published the book We Are the Germans: My Almost True Misadventure Through the Republic.
Videos (1,002)
Videos 337 to 360 of 1,002.
0:20Klassischer Möwenpick
54.6K views
0:55Cossu zu Gast in der Lebenshilfe - Mitarbeitersuche!
54.3K views
0:08Das kannst du nicht, wenn du nicht aus dem Schwarzwald kommst !
54.3K views
0:14Deutsche am Karneval| Cossu
53.6K views
0:54TischKickerKing
53.4K views
0:28Verwirrung im badischen Elektrofachmarkt
52.8K views
0:14Deutsche im
52.7K views
0:18Nach 1 im Schwarzwald Part 2
52.6K views
0:52Das 1. Mal im Krankenhaus | Cossu
52.4K views
0:32Wie sich Deutsche erschrecken | Cossu
52.2K views
0:07Wenn sie sagt, sie ist Schwäbin
52.1K views
0:09Spanisch Nachhilfe | Cossu
51.8K views
0:13Lieblings Seggs Sprüche | Cossu
51.8K views
0:20Wie nennt man den „Fleischball“ in Deutschland? -Teil 1 | Cossu
51.6K views
0:14Deutsche und das kalte Wasser…
51.4K views
0:15Bestätigung der Existenz von Aliens| Cossu
51.3K views
0:27Wie Polizeisirenen im Dialekt klingen würden
51.3K views
0:40Nachhaltigkeit in der Lebenshilfe
51.2K views
0:10Mama
50.9K views
0:2813. Februar 2021
50.9K views
0:17Wenn man in Deutschland krank ist…| Cossu
50.9K views
1:18Horrorhotel
50.8K views
0:31Danke für 100k auf Instagram
50.8K views
0:12Schwarzwälder sprechen Hochdeutsch
50.4K viewsFrequently asked questions
Who is the comedian Cossu?
Cossu is the professional name of Lukas Nils Staier, a German comedian, rapper, actor and content creator born on 2 June 1989 in Zell am Harmersbach.
Where did Cossu grow up?
He grew up in Haslach im Kinzigtal in the Black Forest region of Baden, the son of a German mother and a Congolese father.
Was Lukas Staier a teacher?
Yes, he studied sport, German and geography for teacher training at the University of Heidelberg and worked for several years as a schoolteacher in Stuttgart.
What rap title did Cossu win?
In 2014 he won the title Germany's Most Political Rapper on the online casting show Raputation, judged by the rappers Eko Fresh and MoTrip.
What are Cossu's sketches about?
His short TikTok and Instagram sketches deal with life in the Black Forest and Baden and with Swabian dialect, and his comedy often touches on regional identity, stereotypes, racism and integration.
When did Cossu's popularity take off?
A video Cossu posted in January 2021 marked a turning point in his popularity.
Which character does Cossu play in Tschappel?
Since 2025 he has played Andi in Tschappel, a comedy series on ZDF.
What book did Lukas Staier publish?
In 2024 he published We Are the Germans: My Almost True Misadventure Through the Republic.
