Music icon Bob who wrote the song suggested by the starts of this puzzle's theme entries

• Lady excited northern singer
• 'Like a Rolling Stone' singer
• 2016 Nobel laureate Bob
• Big name in rock history
• "Under Milk Wood" poet's first name
• "The Map of Love" poet Thomas
• "Blowin' in the Wind" songwriter
• Thomas of poetry
• Son of Arianrhod

Wikipedia Word definitions in Wikipedia
Dylan is a Welsh male given name. It is derived from the word llanw , meaning "tide" or "flow" and the intensifying prefix dy- . Dylan ail Don was a character in Welsh mythology, but the popularity of Dylan as a given name in modern times arises from its ...