Niedernhuber also won seven medals at the FIL World Luge Championships with one gold (Mixed team: 2004), four silvers (Women's singles: 1999, 2000, 2004, 2005), and two bronzes (Women's singles: 2001, 2003). She also won three bronze medals in the women's singles event at the FIL European Luge Championships (2000, 2002, 2006).