Several Republican presidential candidates are within striking distance of Hillary ClintonHillary Diane Rodham ClintonTrump confirms 2018 US cyberattack on Russian troll farm Hillicon Valley: Facebook considers political ad ban | Senators raise concerns over civil rights audit | Amazon reverses on telling workers to delete TikTok Biden campaign hires top cybersecurity officials to defend against threats MORE in the swing states of Colorado and Virginia, according to a new Quinnipiac University poll released Wednesday. 

Clinton holds at least a 7-percentage-point lead in Iowa against a handful of top Republican contenders, including former Gov. Jeb Bush (Fla.), Sen. Rand PaulRandal (Rand) Howard PaulKoch-backed group urges Senate to oppose 'bailouts' of states in new ads How conservative conspiracy theories are deepening America's political divide Gianforte halts in-person campaigning after wife, running mate attend event with Guilfoyle MORE (Ky.), Gov. Scott Walker (Wis.) and former Gov. Mike Huckabee (Ark.), but the Democratic front-runner's lead in other states is smaller.

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In Virginia, Bush and Clinton tied at 44 percent support apiece in the poll. Each of the other four Republicans are also within 5 percentage points of Clinton there.

In Colorado, Paul and Walker each trail Clinton by just 2 percentage points, while Huckabee trails Clinton by 5 percentage points.

Paul has perhaps the strongest showing among potential Republican candidates in the poll across all three states, while Christie performed the worst. Walker has the lowest name recognition of the five Republicans, with a majority of voters in each of the three states saying they hadn't heard enough about him. 

More than 7 in 10 voters in each state say Clinton being the first female president if elected wouldn’t impact their vote. 

Clinton's relation to a former president makes less of a difference than Bush's in the poll, with about 6 in 10 voters in each state saying her being married to Bill ClintonWilliam (Bill) Jefferson ClintonFacebook ad boycott is unlikely to solve the problem — a social media standards board would Kanye West says he had coronavirus The Hill's 12:30 Report- Presented by Facebook - Trump threatens schools' funding over reopening MORE makes no difference, while upwards of 16 percent are more likely to vote for her because of it. About 1 in 5 voters said they are less likely to vote for her.

A majority of voters in all three states say Jeb Bush's relation to two former president won't affect their vote, while about a third say it will, and upwards of 9 percent are more likely to vote for him because of it. 

The survey of more than 1,000 voters in each of the three states was conducted Feb. 5-15 via landlines and cellphones with a margin of error of 3 percentage points.