Jan Thomas Valentin Wallentin (born 8 April 1970 in Linköping, Sweden) is a Swedish journalist and writer.
Jan Wallentin has worked as a news journalist for Sveriges Television. He made his debut as a novelist in October 2010 with the book Strindberg's Star, noted for having been sold to 16 countries before it had even been published in Swedish.[1] In the fall of 2019, he came out with the weightless Jesper Fock, a novel about the depression epidemic, the climate disaster and the meaning of life.[2] [3]