Career
He played National Collegiate Athletic Association college tennis at the University of Tennessee, graduating with a degree in Sociology - Criminal Justice in May 2015. Libietis arrived at Tennessee before the 2011-2012 season and was one of four newcomers on the team, so he immediately found a role at the top of the lineup, a spot he has held for a majority of his All-American career. As a sophomore in 2012-2013, he earned the Intercollegiate Tennis Association national Number.
1 ranking in singles and doubles with fellow sophomore Hunter Reese.
He was the first Tennessee player in program history to hold both rankings simultaneously. He joined Andy Kohlberg, Paul Annacone, Chris Woodruff, John-Patrick Smith, and Rhyne Williams as Tennessee players to hold the Number.
1 ranking. In 2013-2014, Libietis and Reese backed up their top national ranking by winning two major national titles.