Charalampos Kostoulas

Olympiacos

Kostoulas started his career with Agia Anna Volou, before joining Olympiacos in 2019. He progressed through the academy, notably scoring sixteen goals in fifteen appearances in the 2021–22 season, as his side went on to win the under-15 championship. He signed his first professional contract with the club in September 2022. He made his debut for the Olympiacos B team on 24 January 2023, coming on as a substitute for Giannis Karakoutis in a 4–0 Super League Greece 2 win against Irodotos, becoming the youngest player in the history of the club to play professionally, beating the record held by Kyriakos Papadopoulos.

Brighton & Hove Albion

On 12 June 2025, Kostoulas signed for Premier League club Brighton & Hove Albion on a five-year deal for a fee of €35 million. Later that year, on 25 October, he scored his first goal for the club in a 4–2 away defeat against Manchester United.

Kostoulas has represented Greece at under-21 level.

Club

As of match played 19 September 2026

International

As of match played 7 June 2026

Hailing from a footballing family, Kostoulas is the son of former Greek international footballer Athanasios Kostoulas, while his brother, Konstantinos, plays for OFI.