Rear Admiral (Junior Grade) Arne "Angel"[1] Söderlund PS SM MMM SAN (Rtd) is a retired South African Navy officer and author.

Admiral Söderlund was born and educated in Kimberley, South Africa where he matriculated from CBC.

In 1969 he was attached to the Argentine Navy for training aboard the Sail Training Vessel ARA Libertad and on his return served aboard mine sweepers as First Lieutenant and Type 12 frigates as Communications and later Anti-Submarine Warfare Officer.

He co-authored the following books: Söderlund was instrumental in setting up the SAS Assegaai as a submarine museum.

[4] Söderlund owns and runs a Maritime Museum in his house, this is a remarkably well stocked museum and covers from 1500 through to current day Naval Warfare items, it concentrates mainly on SA Navy and the Royal Navy but also holds items from many Services.