Sergi Samper Montaña (born 20 January 1995) is a Spanish professional footballer who plays as a defensive midfielder for Ekstraklasa club Motor Lublin.

Formed at Barcelona from the age of six, he featured mainly for the reserve team and made 13 first-team appearances, of which only one in La Liga, where he played 22 further games for Granada and Las Palmas while on loan. In 2019, he moved to Japanese club Vissel Kobe, totalling 107 matches and winning the Emperor's Cup in his first year. He also played for Andorra in the Segunda División, and Motor Lublin in the Polish Ekstraklasa.