Isabelle Marie Kadzban Mahoney (born 20 December 2001), known in the United States as Izzy Kadzban, is a footballer who plays as a forward for Cypriot club Aris Ladies. Born in the United States, she plays for the Chile women's national team.
As a youth player, Kadzban was with Pachuca FC USA. After, she spent two seasons with Florida Gators of University of Florida and four years with Florida Kraze Krush in the ECNL.
In 2021, she had a stint in Chile with .
Back in the United States, she joined American University Women's Soccer (AU Eagles).
In 2025, Kadzban returned to Chile and signed with Colo-Colo.
In January 2026, Kadzban moved to Europe and signed with Cypriot club Aris Ladies.
At youth level, Kadzban represented both Chile U17 and Chile U20 in 2018 and 2020, respectively.
She made her senior debut on 6 October 2019.
Kadzban qualifies to play for Chile through her maternal grandmother, a Rapa Nui from the Easter Island.