Jacob Ondrejka is a 23-year-old professional football player from SWE. He currently plays for Groningen, wearing the number 11 shirt. At the international level, he represents Sweden U21. He plays primarily as a Forward. He stands at 179cm tall and weighs 70kg. His preferred foot is Right. His current market value is estimated at 5.5M .

His most recent move was a Transfer from Parma to Groningen on 2026-08-14.

In the Serie A 2025-2026 season, Jacob Ondrejka scored 0 goals and provided 0 assists across 16 appearances, averaging 0 goals per game with 19 shots attempted and 6 on target.