Isidora Niemeyer
Isidora Niemeyer Walbaum is a Chilean rower.
Niemeyer competed at the Pan American Games in 2019, where she won a gold medal in the Women's Quadruple sculls event and a silver medal in the Lightweight Women's Double Sculls event, and in 2023, winning a gold medal in the lightweight double sculls event and a bronze medal in the eight event. She also competed at the 2018 Youth Olympics.