Fredrik Isaksson (born 1971), also known as "Freddan", is a Swedish bass player. He was born in Stockholm. He has played in Subztain, Berzerker Legion and Dark Funeral. He has also previously been a member of symphonic metal band Therion (in 1994), and death metal bands Grave and Excruciate.

• "Fredrik Isaksson". MusicMight. Archived from the original on 19 September 2012. Retrieved 6 February 2010.
• "Fredrik Isaksson". Grave official website. Archived from the original on 12 August 2010. Retrieved 6 February 2010.