Hillary Clinton Hillary Diane Rodham ClintonJeff Flake: Republicans 'should hold the same position' on SCOTUS vacancy as 2016 Momentum growing among Republicans for Supreme Court vote before Election Day Warning signs flash for Lindsey Graham in South Carolina MORE holds a strong lead over a slew of potential 2016 Democratic and Republican presidential rivals, according to a new poll released Wednesday.

The CNN/ORC poll reveals that most voters would pick the former secretary of State over five other likely Democratic candidates in head-to-head match-ups. Voters also prefer Clinton over seven potential Republican contenders in hypothetical races.

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Clinton leads the pack of likely 2016 Democratic candidates with 62 percent support. Her nearest competitors are Vice President Biden and Sen. Elizabeth Warren Elizabeth WarrenBiden's fiscal program: What is the likely market impact? Warren, Schumer introduce plan for next president to cancel ,000 in student debt The Hill's 12:30 Report - Presented by Facebook - Don't expect a government check anytime soon MORE (Mass.), each with 10 percent support.

Independent Sen. Bernie Sanders Bernie SandersNYT editorial board remembers Ginsburg: She 'will forever have two legacies' Two GOP governors urge Republicans to hold off on Supreme Court nominee Sanders knocks McConnell: He's going against Ginsburg's 'dying wishes' MORE (Vt.), who is also weighing a bid, snagged 3 percent support. Former Gov. Martin O’Malley (Md.) and former Sen. Jim Webb (Va.) rounded out the field with 1 percent apiece.

Clinton's lead among Democrats grows notably if Warren is removed from the field. In that scenario, 67 percent of voters back Clinton, with Biden being her nearest rival with 16 percent.

Voters also favor Clinton in head-to-head contests with the GOP’s likely 2016 candidates.

She beats former Gov. Jeb Bush (Fla.), her closest Republican competitor, 55 percent to 40 percent.

Clinton also tops Gov. Chris Christie (R-N.J.) 55 percent to 40 percent and Sen. Marco Rubio Marco Antonio RubioSunday shows preview: Justice Ginsburg dies, sparking partisan battle over vacancy before election Florida senators pushing to keep Daylight Savings Time during pandemic Hillicon Valley: DOJ indicts Chinese, Malaysian hackers accused of targeting over 100 organizations | GOP senators raise concerns over Oracle-TikTok deal | QAnon awareness jumps in new poll MORE (Fla.) 55 percent to 42 percent.

Voters also prefer Clinton over former Gov. Mike Huckabee (Ark), 55percent 41 percent; over Sen. Rand Paul Randal (Rand) Howard PaulSecond GOP senator to quarantine after exposure to coronavirus GOP senator to quarantine after coronavirus exposure The Hill's Morning Report - Sponsored by National Industries for the Blind - Trump seeks to flip 'Rage' narrative; Dems block COVID-19 bill MORE (Ky.), 54 percent to 43 percent; Gov. Scott Walker (Wis.) by 55 percent to 40 percent; and over retired neurosurgeon Ben Carson 56 percent to 40 percent.

The poll shows that Clinton is still in a commanding position despite the controversy over her use of a private email account and server while serving as secretary of State. Fifty-three percent of voters viewed Clinton favorably, while 44 percent viewed her unfavorably.

Clinton addressed the controversy, revealing that she had deleted messages but insisting all relevant emails had been shared with the State Department.

But Republicans are vowing to investigate the matter. Speaker John Boehner John Andrew BoehnerLongtime House parliamentarian to step down Five things we learned from this year's primaries Bad blood between Pelosi, Meadows complicates coronavirus talks MORE (R-Ohio) on Tuesday called on Clinton to give a “neutral third party” access to the email server. Rep. Trey Gowdy Harold (Trey) Watson GowdySunday shows preview: Election integrity dominates as Nov. 3 nears Tim Scott invokes Breonna Taylor, George Floyd in Trump convention speech Sunday shows preview: Republicans gear up for national convention, USPS debate continues in Washington MORE (R-S.C.), chairman of the House panel investigating the 2012 attacks in Benghazi, Libya, said Sunday the House could vote to subpoena Clinton’s emails.

CNN/ORC interviewed 1,009 via telephone for the poll form March 13-15. It has 3-percentage-point margin of error.