Pitlyk was also on team Kavanaugh during his contentious confirmation hearing. She was a previous clerk for Kavanaugh.
The Senate confirmed four trial court nominees to the federal bench Wednesday, among them a public interest lawyer Democrats say will trim abortion rights.
The package passed as the House Judiciary Committee heard testimony from constitutional scholars pursuant to its impeachment inquiry of President Donald Trump.
Senators confirmed Sarah Pitlyk to the U.S. District Court for the Eastern District of Missouri on a 49-44 vote that largely followed party lines.
Other nominees confirmed Wednesday include Austin Huffaker Jr. for the Middle District of Alabama, Douglas Cole for the Southern District of Ohio and John L. Sinatra for the Western District of New York.