a Swedish writer, playwright and songwriter. Dahlgren is best remembered for writing two Swedish folk songs. He and Anders Fryxell wrote the lyrics to Ack Värmeland, du sköna (O Värmland, you lovely). He was the sole author of Jänta å ja' (the girl and I). Dahlgren also wrote the musical drama "Värmlänningarna" (The People of Värmland), a popular work for over one hundred fifty years.
