Svend Grundtvig
Svend Hersleb Grundtvig (9 September 1824, Copenhagen – 14 July 1883, Frederiksberg) was a Danish literary historian and ethnographer. He was one of the first systematic collectors of Danish traditional music, and he was especially interested in Danish folk songs. He began the large project of editing Danish ballads. He also co-edited Icelandic ballads. He was the son of N. F. S. Grundtvig.