Tiia Katariina Peltonen (born 8 June 1995) is a Finnish footballer who plays as a defender for Fortuna Hjørring in the Danish Women's League and for the Finland women's national team.
[3] On 6 November 2018, Peltonen was announced at Åland United for the 2019 season, with her joining in January 2019.
[10] Peltonen has appeared for the team during the 2019 FIFA Women's World Cup qualifying cycle.
[11] Peltonen was part of the Finland squad that won the 2023 Cyprus Women's Cup for the first time.
[12] Peltonen was part of the Finland squad that won the 2024 Pinatar Cup for the first time.