Ludovit Reis was born in Haarlem, Netherlands on June 1, 2000. The 19-year Dutch midfielder arrived at Barça from FC Groningen, where he played 50 official matches despite his youth, scoring two goals . He arrived at Barça in the summer of 2019 on a three-year deal, with a possible extension for two more, and with a €100m buyout clause.
He has held a Dutch passport since July 2018. His parents are Slovak. He came up at Hoofddorp until 2015, when he signed with FC Groningen's lower categories. He debuted with the first team on September 21, 2017 against USV Hércules in a Dutch Cup match. His Eredevisie debut came a month later against AZ Alkmaar. He has also played for the U-19 and U-21 Dutch national teams.