Lyndon Rees Evans (born 1945) is a Welsh scientist who served as the project leader of the Large Hadron Collider in Switzerland.

[2] Born and raised in Cwmbach near Aberdare in the South Wales Valleys, Evans had an interest in chemistry in his youth, initially enrolling in university to study the subject before switching to physics because he found the subject easier.

[3] Evans was educated at Aberdare Boys' Grammar School, where he developed an interest in physics.

[3] He went to CERN initially as a research fellow, having previously visited the establishment in 1969 as a visitor.

[6] In 2011 at the international symposium on subnuclear physics held in Vatican City, he gave a talk The Proton Beam for the Neutrino Velocity Measurement with OPERA.