Tim Krul suffered an ankle injury in Thursday night’s 1-0 Europa League win over Metalist Kharkiv when he was caught late by Jonathan Cristaldo as the Ukrainian side pressed for an equaliser.
Newcastle’s other senior goalkeeper, long-serving Steve Harper, has a niggling knee problem.
Elliot, signed from Charlton Athletic in the summer of 2011, has made just six appearances for the club, all of them in cup competitions.
Alan Pardew: “I’d have no qualms about playing Rob – he’s been absolutely brilliant in training.
“So I’d have no problem with that."