Nils Paul "Palle" Danielsson (15 October 1946 – 18 May 2024) was a Swedish jazz double bassist born in Stockholm, Sweden.

Around this time he became interested in jazz and started to play double bass.

Having studied at the Stockholm Royal Academy of Music (1962–1966), he began to play with Scandinavian musicians such as Eje Thelin, Bobo Stenson, and Jan Garbarek and took up international collaborations, for example with Lee Konitz and Steve Kuhn.

Danielsson worked with Bill Evans, Keith Jarrett, Kenny Wheeler, Geri Allen, Michel Petrucciani, Charles Lloyd, Peter Erskine, Elvin Jones, Ben Webster, Charlie Shavers, George Russell, Albert Mangelsdorff, Enrico Rava, Collin Walcott, Tomasz Stańko, and John Taylor.

With Lennart Åberg With Peter Erskine With Jan Garbarek With Keith Jarrett With Lee Konitz With Karin Krog With Christof Lauer With Charles Lloyd With Albert Mangelsdorff and Elvin Jones With Ale Möller and Lena Willemark With Michel Petrucciani With Enrico Rava With John Taylor With others