Nikolina Istocki is a 19-year-old professional football player from CAN. He currently plays for RC Saint Etienne Women, wearing the number 21 shirt. At the international level, he represents Canada (w) U20. He plays primarily as a Forward.

In the French Division 1 Feminine 2025-2026 season, Nikolina Istocki scored 0 goals and provided 0 assists across 12 appearances, averaging 0 goals per game with 2 shots attempted and 1 on target.