"A week that will live in infamy for the US Senate, permanently diminishing its stature", said Michael R. Bromwich.
The fundraising page called attention to Kavanaugh's judicial record.
As Chief Justice John Roberts swore in Mr Kavanaugh during a private Supreme Court ceremony, protesters demonstrated loudly outside, at one point rushing the steps of the court and banging on its ornate bronze doors while some sat on a Lady Justice statue. "Instead of a 6-3 liberal Supreme Court under Hillary Clinton, we now have a 5-4 conservative Supreme Court under President @realDonaldTrump, cementing a tremendous legacy for the President and a better future for America".
Image: Judge Kavanaugh being sworn in.
The confirmation means Mr Trump has succeeded in having his two picks seated on the court - tilting it decidedly to the right in a major coup for the Republican leader less than halfway through his term.
Protesters railed against Kavanaugh on Capitol Hill in the week leading up to the final vote Saturday.More news: Nigeria president to run for second term with party endorsement
Despite her opposition to Kavanaugh, Murkowski ultimately withdrew herself from the final tally as a gesture of goodwill toward her Republican colleague, Sen.
But the fight was defined by the sexual assault accusations.
Trump stood behind Kavanaugh throughout his the accusations, for the most part.
The president flashed two thumbs up aboard Air Force One as the Senate confirmed Kavanaugh, marking a significant addition to his legacy. Hundreds of other demonstrators watched from behind barricades. Steve Daines of Montana, who supports Kavanaugh, but will be in Montana to walk his daughter down the aisle at her wedding.
Several hundred protesters, a lot of them women, barged through barricades to lay claim to the front steps of the US Capitol.
McConnell's latest ― and convenient ― reason for blocking Garland leaves wiggle room for Trump to potentially nominate another Supreme Court justice in 2020 if an opening occurs then, despite the senator's rejection of Garland during the 2016 presidential election year. Lisa Murkowski of Alaska, who told reporters that while she believes Kavanaugh is "a good man", she also felt the confirmation process had become about something "bigger than a nominee".More news: ‘Elevator Screamers’ Are Professional Protesters, Their Signs Paid for by Soros
Collins told Bash that while she found Ford's testimony "heart-wrenching", the fact that both Ford and Kavanaugh said they were "100 percent certain" of their statements meant that she had to look to the Federal Bureau of Investigation for additional corroborating evidence.
Manchin expressed empathy for sexual assault victims.
Political strategists in both parties suggest the GOP's enthusiastic embrace of Kavanaugh despite the allegations may have shifted the political landscape - at least temporarily - by injecting new energy into the most passionate Republican voters a month before the election.
Kavanaugh replaces retired Justice Anthony Kennedy, a conservative jurist who often cast the deciding swing vote on ideologically divisive issues, upholding abortion and gay rights and the use of affirmative action aiding racial minorities in college admissions.
In a much anticipated speech on the Senate floor Friday afternoon, Collins said that she believed that Ford was a survivor of sexual assault. "What I think she is mistaken about is who the perpetrator was. We're going to win so much, you're going to be so sick and exhausted of winning, you're going to come to me and go 'Please, please, we can't win anymore, '" Mr Trump boasted at the time.
"I could not vote for a judge who had demonstrated hostility to Roe v. Wade, because it would indicate a lack of respect for precedent", she said.More news: The Debate - Trump Humiliating Saudi Arabia
Democrats have always faced a hard Senate map - six of the competitive seats that they hold are in states Trump won, and five of those states he carried by at least 19 points - but their path now is more treacherous.