David Llewellyn

• CSS Alabama
• Dafydd ap Llewelyn (disambiguation)
• Dai Llewellyn
• David Llewellin
• David Llewellyn (Australian politician)
• David Llewellyn (British politician)
• David Llewellyn (academic)
• David Llewellyn (author)
• David Llewellyn (footballer)
• David Llewellyn (golfer)
• David Llewellyn (rugby player)
• David Llewellyn (trade unionist)
• Sir David Llewellyn, 1st Baronet