Alex Lifeson, OC (born Aleksandar Živojinović; August 27, 1953) is a Canadian musician. He is best known as the guitarist and co-founder for the Canadian rock band Rush. Lifeson has been a member of the band since 1968.
In Rush, Lifeson plays electric and acoustic guitars. He also plays other instruments including: mandola, mandolin and bouzouki.
Along with his music career, Lifeson is part owner of a Toronto restaurant called "The Orbit Room." He is also a licensed airplane pilot.