Marin Ljubičić (born 28 February 2002) is a Croatian professional footballer who plays as a centre forward for German Bundesliga club Union Berlin.

[1][2] He made his debut for senior Hajduk side on 2 March 2021, in a 3–0 Croatian Cup victory over Zagreb, coming off the bench in the 79th minute and replacing Mehmet Umut Nayir.

[2][3] Ljubičić made his senior league debut for Hajduk on 20 March 2021, in a Dalmatian derby against Šibenik at Stadion Poljud.

He came off the bench in the 62nd minute, replacing Tonio Teklić, and converted Mario Vušković's cross to score the only goal in the 1–0 victory.

[7][3] On 22 July 2021, in his European debut in a Conference League qualifier, Ljubičić scored a brace in a 2–0 victory over Tobol.