Wynne-Jones, Wynn-Jones and Wynne Jones are variations of a surname. "Wynne Jones" can also be a middle name and surname.
Notable people with the surnames include:
Wynne-Jones William Wynne-Jones, Baron Wynne-Jones (1903–1982), a British chemist Tim Wynne-Jones (born 1948), an English–Canadian author Nancy Wynne-Jones (1922–2006), a Welsh and Irish artist Ros Wynne-Jones, journalist and author Vere Wynne-Jones (1950–2006), broadcast journalist Grace Wynne-Jones, journalist and writer Llewelyn Wynne-Jones (1859–1936), Welsh Anglican priest
Wynn-Jones Michael Wynn-Jones is a Welsh-born writer, editor and publisher
Wynne Jones David Wynne Jones, Australian Scout leader Diana Wynne Jones (1934–2011), British writer Owen Wynne Jones (1828–1870), Welsh clergyman Ivor Wynne Jones (1927–2007), Welsh journalist John Wynne Jones (1803–1888), Welsh Anglican priest Gethin Wynne Jones (born 1995), Welsh professional footballer