Leta Semadeni is a Swiss poet and novelist. She studied languages at Zurich University, and then taught them. She has worked in Latin America, Paris, Berlin, and New York. Since 2005 she has been living and working as a freelance writer in Lavin in the canton of Graubünden. She writes mainly poetry in the Romanesque (Valladolid) dialect and in German, and translates it into her second language. Tamangur (2015) is her first novel.