Unai Marrero is a goalkeeper who plays for Real Sociedad in La Liga. He was born in San Sebastián, Spain on 9 October 2001.
Marrero has spent his entire senior career at Real Sociedad, making his first-team breakthrough in 2021.
Across 4 seasons of senior club football, beginning in 2023/24, Marrero has played 22 matches for Real Sociedad. His busiest campaign was 2024/25, when he played 8 matches for Real Sociedad. So far in 2026/27 he has made 2 appearances for Real Sociedad. The full season-by-season record is in the Stats section of this profile.