A new national poll by The Wall Street Journal and NBC News found that 65 percent of Republican primary voters could see themselves backing Donald TrumpDonald TrumpJulian Castro knocks Biden administration over refugee policy Overnight Energy & Environment — League of Conservation Voters — Climate summit chief says US needs to 'show progress' on environment Five takeaways from Arizona's audit results MORE for president in 2016.
That figure was at 23 percent when the poll asked the same question in March.
The shift shows increasing acceptance of the billionaire businessman in the GOP ahead of the Iowa caucuses on Feb. 1.
However, Ted CruzRafael (Ted) Edward CruzFBI investigating alleged assault on Fort Bliss soldier at Afghan refugee camp The Memo: Biden's immigration problems reach crescendo in Del Rio Matthew McConaughey on potential political run: 'I'm measuring it' MORE and Marco RubioMarco Antonio RubioThe Memo: Biden's immigration problems reach crescendo in Del Rio Democrats face bleak outlook in Florida The Hill's 12:30 Report - Presented by Facebook - Dems attempt to tie government funding, Ida relief to debt limit MORE still lead in the category. Seventy-one percent of GOP voters could see themselves backing Cruz, and 67 percent could imagine backing Rubio, the poll found. In March, Cruz was at 40 percent on that question and Rubio was at 56 percent.
Jeb Bush, who led the category in June, at 75 percent, is now down to 42 percent.
The survey included 400 GOP primary voters contacted Jan. 9-13. The margin of error was 4.9 percentage points.