Justin Lockey is a British musician, composer, record producer, recording engineer and record-label-owner from the north of England. He is best known as lead guitarist in multi-platinum-selling band Editors as well as Minor Victories alongside Stuart Braithwaite of Mogwai, Rachel Goswell of Slowdive and his brother James Lockey.

Editors are an English rock band, formed in 2002 in Birmingham. Previously known as Pilot, The Pride and Snowfield, the band currently consists of Tom Smith, Russell Leetch, Ed Lay, Justin Lockey, Elliott Williams, and Benjamin John Power.