Opinion Research Corporation surveyed 1,038 adult Americans for CNN on October 16-18.
The poll found 56 percent disapprove of Obama getting the award while just 42 percent say they think he should have received it.
Asked if "Obama has accomplished enough so far to deserve the Nobel Peace Prize," a large 67 percent of Americans say they don't think so compared with just 32 percent agree.
Yet, regardless of whether Obama should have received it or merited the prestigious award, some 70 percent of Americans said they're proud that an American president won it.