Tim Wheeler (born Timothy James Arthur Wheeler, 4 January 1977, Downpatrick, Northern Ireland) is the guitarist and vocalist for the Ulster rock band, Ash. He formed the band with Mark Hamilton and they were originally called Vietnam. Wheeler can be seen playing a Korina Gibson Flying V in almost all of Ash's music videos.
Wheeler was a notable contributor to The Rentals second album, Seven More Minutes, released in April 1999. He also made an appearance on Bob Geldof's Band Aid 20 2004 single "Do They Know It's Christmas?", as a backing vocalist.
In 2006, his vocals are featured on the Arthur Baker song, "Glow".
Wheeler is related to the teacher Dr. Brian Wheeler, formally Head of Science and later Vice Principle of Methodist College Belfast.
Tim is also a supporter of renewable energy and in the past has provided patronage to Embrace the Revolution, a wind power advocacy group. "Orpheus" was the first single released in a physical format from the Meltdown album by the band Ash on May 3, 2004, reaching number 13 in the UK singles chart. It was released as a single CD (released as only 1 CD version, the first time since 1997) as a gatefold 7".