The survey by GOP firm Vox Populi released Tuesday shows 18 percent of active GOP voters in the early caucus state would vote for Bush, narrowly edging out Huckabee with 15 percent.
Four other potential GOP presidential candidates also score double digits: Wisconsin Rep. Paul RyanPaul RyanPaul Ryan rewrites 50 years of poverty history Peter Thiel does not make the GOP pro-gay Ryan calls out GOP in anti-poverty fight MORE (13 percent), Kentucky Sen. Rand PaulRand PaulWhat to watch for on Day 2 at the GOP convention Cyber squatters sitting on valuable VP web addresses Majority of GOP senators to attend Trump convention MORE (12 percent), Florida Sen. Marco Rubio (11 percent), and Rick Santorum (10 percent).
Nine percent said they would vote for Texas Sen. Ted Cruz, while Wisconsin Gov. Scott Walker and New Jersey Gov. Chris Christie are tied at the bottom with 6 percent.
On the Democratic side, 65 percent said they would vote for Hillary ClintonHillary Rodham ClintonTop Hispanic Dem tears into Trump Trump: Republicans 'have no choice' but to vote for me FULL SPEECH: Congressman Xavier Becerra addresses convention MORE, who has dominated early polling and started a tour to promote her new book Tuesday. Eighteen percent would choose Vice President Biden, while 12 percent prefer Sen. Elizabeth WarrenElizabeth WarrenWasserman Schultz: 'Sometimes you just have to take one for the team' Chelsea Clinton's big moment Kaine as Clinton's VP pick sells out progressive wing of party MORE (Mass.).
The poll surveyed 667 active voters from June 4-5 and has a margin of error of 3.8 percent.