Pol Mikel Lirola Kosok (born 13 August 1997) is a Spanish professional footballer who plays as right-back for Ligue 1 club Marseille.

Born in Mollet del Vallès, Barcelona, Catalonia, Lirola started his career at RCD Espanyol youth system, making his debut with B team in the Spanish third division in 2014.

[5][6] Lirola made his official professional debut in the play-off round of the UEFA Europa League, assisting Domenico Berardi's goal in a 1–1 away draw against Red Star Belgrade, which enabled the club to qualify for the group stage of the competition for the first time in their history.

[10] On 12 August 2022, Lirola moved to La Liga club Elche on loan with an option to buy.

[3][12] On 28 December 2016, he made his debut for the Catalonia national football team, starting in a 3–3 draw against Tunisia (2–4 penalty loss).