Roger Vignoles, born 12 July 1945, is a British pianist and accompanist. He regularly performs with the world's leading singers, including Kiri Te Kanawa, Thomas Allen, Anne Sofie von Otter, Thomas Hampson, Gitta-Maria Sjøberg, Sarah Walker, Sylvia McNair, Susan Graham, Christine Brewer, Felicity Lott, Stephan Genz, Monica Groop, Wolfgang Holzmair, Bernarda Fink, Christine Schäfer, Brigitte Fassbaender and Kathleen Battle. He also accompanies instrumentalists such as Joshua Bell, Heinrich Schiff, Nobuko Imai and Ralph Kirshbaum, and gives masterclasses around the world.
He lists Gerald Moore as his inspiration for pursuing a career in accompaniment. He read music at Magdalene College, Cambridge, then joined the Royal Opera House as a repetiteur before completing his training with Paul Hamburger. He is widely recorded and generally regarded as one of the foremost piano accompanists alive today.