Sen. Rand PaulRandal (Rand) Howard PaulPentagon: War in Afghanistan will cost billion in 2018 Overnight Finance: Senators near two-year budget deal | Trump would 'love to see a shutdown' over immigration | Dow closes nearly 600 points higher after volatile day | Trade deficit at highest level since 2008 | Pawlenty leaving Wall Street group Rand Paul calls for punishment if Congress can't reach a long-term budget deal MORE (R-Ky.) says he doesn't blame Hillary ClintonHillary Diane Rodham ClintonTrump touts report Warner attempted to talk to dossier author Poll: Nearly half of Iowans wouldn’t vote for Trump in 2020 Rubio on Warner contact with Russian lobbyist: It’s ‘had zero impact on our work’ MORE for her husband's past infidelities, but argued that they undermine her commitment to women's rights.

"I don't blame Hillary Clinton at all for this. I don't think she's responsible for his behavior," the White House hopeful said at Fox News's GOP debate in Iowa on Thursday night.

"But I do think her position as promoting women's rights and fairness to women in the workplace, that if Bill ClintonWilliam (Bill) Jefferson ClintonLongtime Clinton confidant blames Comey for 2016 loss Trump’s national monument rollbacks take effect A year after Obama, Dems still looking for replacement MORE did, any CEO in our country did with an intern ... in their office, they would be fired. They would never be hired again," Paul said, referencing the then-president's affair with White House intern Monica Lewinsky.

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"She can't be a champion of women's rights at the same time she's got this that is always lurking out there, this type of behavior, so it's difficult," he added.

Paul also knocked the contributions the Clinton Foundation has accepted from nations with poor women's rights records

"I combine this also with the millions upon millions of dollars they've taken from regimes in the Middle East who treat women like cattle," he said.

This wasn’t the first time Paul has commented on the former president’s past infidelities. On Sunday, he accused Bill Clinton of “predatory" sexual behavior.

GOP front-runner Donald TrumpDonald John TrumpTillerson: Russia already looking to interfere in 2018 midterms Dems pick up deep-red legislative seat in Missouri Speier on Trump's desire for military parade: 'We have a Napoleon in the making' MORE has repeatedly blasted former President Clinton’s past infidelities, calling him “one of the great woman abusers of all time.”

The real estate mogul has defended his remarks, saying Bill Clinton was fair game after Hillary Clinton accused the GOP front-runner of having a "penchant for sexism."