Fionnuala Toner (born 6 March 1990) is a Northern Ireland netball international. She represented Northern Ireland at the 2011 and 2019 Netball World Cups and at the 2014 and 2018 Commonwealth Games. She was also a member of the Northern Ireland team that were silver medallists at the 2017 European Netball Championships. She has played in the Netball Superleague for Team Northumbria, London Pulse and Team Bath. Toner is also an Ireland women's basketball international. Her younger sister, Máire Toner, is also a Northern Ireland netball international.