The Senate prior upheld his designation by 50 votes to 48.
Mr Kavanaugh had been involved in an unpleasant fight to fight off cases of rape, which he denies.
In any case, following an eleventh hour examination by the FBI into the assertions, enough faltering congresspersons chose to help the assignment.
His affirmation hands Mr Trump a political triumph in front of key mid-term races in November.
Prior to the vote, many individuals challenged Mr Kavanaugh’s selection at the US State house in Washington.
Mr Kavanaugh’s arrangement is forever and he will fortify preservationist control of the nine-judge court, which has the last say on US law.
The 53-year-old was confirmed on Saturday evening in a private function at the Incomparable Court. Boss Equity John Roberts controlled the protected promise, and resigned equity Anthony Kennedy – whom Mr Kavanaugh is supplanting – directed the legal pledge.
Nonconformists had assembled outside the court and at one point some kept running up the means and slammed against its resplendent entryways. Different demonstrators jumped on the close-by statue of equity.
Later he addressed correspondents on board Aviation based armed forces One, saying Mr Kavanaugh had withstood a “shocking assault by the Democrats” and that ladies were “offended” at what had happened to the chosen one.
Mr Trump additionally said he was “100% certain” that the lady who had blamed Mr Kavanaugh for rape, Christine Blasey Passage, had named the wrong individual.
Mr Schumer said that for every one of the individuals who restricted the selection, “there is one answer – vote” in the November mid-term races.
Dominant part Republican pioneer Mitch McConnell said Mr Kavanaugh was a “genuine researcher, a splendid understudy of the law and a fastidious and devoted open hireling”.
He said occasions had “stressed our fundamental standards of decency and equity” and that the vote demonstrated the Senate was “an organization where proof and realities matter”.
He talked about “terrorizing by the crowd” and said the Senate vote ought to be one “to get some distance from haziness”.
Ms Murkowski had before said that in spite of the fact that Mr Kavanaugh was a “decent man”, he was “not the perfect individual for the court right now” and his “appearance of inappropriateness has turned out to be unavoidable”.
Joe Manchin is confronting a troublesome re-race crusade in West Virginia, a customarily Republican express that Mr Trump won by an overwhelming margin. He said he “observed Judge Kavanaugh to be a qualified law specialist”.
There were yells of “disgrace” from the general population exhibition as he voted yes.
Two Republican waverers, Susan Collins and Jeff Chip, at long last chose to back the judge.