Ivan Prtajin

Early career

Prtajin started his career with the youth academy of Primorac. After playing for the youth academies of Arbanasi and Trešnjevka, he moved to the youth team of NK Zagreb at the age of 16. After two seasons with the youth team, he moved to Italian club Udinese in 2014 where he was assigned to Udinese Primavera (the reserve team). He made a total of 49 appearances for the reserves and scored 22 goals. His only involvement with the first team was being an unused substitute in a 4–3 defeat against Cagliari Calcio.

Hadjuk Split

By the end of 2016, Prtajin started training with Croatian club Hajduk Split. He featured in a number of friendlies for the club. In one of the friendlies against Jadran, he scored four goals. He finally signed for the club on 18 January 2017. He made his debut for the club in a 2–1 victory over Slaven Belupo where he substituted Ante Erceg in the extra time. On 27 July 2020, Prtajin joined Swiss club FC Schaffhausen on a two-year contract. He transferred to Slovenian club NK Olimpija Ljubljana in January 2022.

Germany

In August 2022, Prtajin signed for German 3. Liga club Wehen Wiesbaden on a two-year contract. He scored 15 goals and provided 5 assists in 27 matches during the 2022–23 season as Wehen were promoted to the 2. Bundesliga, and his contract with the club was extended at the end of the season. In June 2024, Prtajin signed for Bundesliga club Union Berlin. On 11 June 2025, Prtajin moved to 1. FC…

As of match played 15 February 2025

In July 2017, a fire broke out in Dugopolje, a city where Hajduk Split players trained. Prtajin, along with Toma Bašić, Josip Juranović, Zvonimir Milić and Jerko Šeparović, joined the firefighters in extinguishing the fire.