The 39-year-old became the frontrunner in a process that included the club speaking to former Real Madrid assistant manager Davide Ancelotti and former Feyenoord manager Brian Priske.
Martin will succeed interim manager Barry Ferguson, who took over from Philippe Clement in February.
The former MK Dons, Swansea and Southampton manager is expected to bring his former assistants Matt Gill and Rhys Owens to Ibrox, along with former Rangers defender Maurice Ross.
So, what could Rangers expect on the pitch if Martin takes charge, and are there parallels with former Celtic boss Ange Postecoglou?
