Bernard John Marsden (7 May 1951 – 24 August 2023) was an English rock and blues guitarist. He is primarily known for his work with Whitesnake, having written or co-written with David Coverdale many of the group’s hit songs, such as “Fool for Your Loving”, “Walking in the Shadow of the Blues”, “Ready an’ Willing”, “Lovehunter”, “Trouble”, and “Here I Go Again”.