The poll of 500 registered voters from across the state found that only 27 percent of voters don't support a ban.
Poll findings were released Wednesday morning released by the Indiana Campaign for Smokefree Air, a coalition of health groups including the American Heart Association, American Lung Association and Campaign for Tobacco-Free Kids.
The survey also found among Indiana voters:
85 percent believe that secondhand smoke is a health hazard, including 58 percent who say it is a serious health hazard.
71 percent believe the right of employees and customers to breathe clean air in restaurants and bars is more important than the right of smokers to smoke cheapest Temp cigarettes and businesses owners to allow smoking.
