"I think it's going to be a Hillary Clinton-Barack Obama ticket," he said during a campaign stop at Sparky's One Stop, a petrol station in the village of Stanhope (population 488), on a sweltering day in rural Iowa.
"They will run together because Barack Obama has had such a good showing and it's going to be very hard for her to deny him a place on the ticket."
But although many Democrats view a "dream ticket" of the aspiring first woman president and the first black vice-presidential candidate as unbeatable, Mr Giuliani predicted that he could see them off.
H/T RCP blog.