Karlis Baumanis (11 May 1835 – 10 January 1905), better known as Baumanu Karlis, was an ethnic Latvian composer in the Russian Empire.
He is the author of the lyrics and music of Dievs, sveti Latviju! (“God bless Latvia!”), the national anthem of Latvia.
Karlis Baumanis was the first composer to use the word “Latvia” in the lyrics of a song, in the 19th century, when Latvia was still a part of the Russian Empire.