Stefanie Anke Hertel (born July 25, 1979 in Oelsnitz, Vogtland, Saxony, German Democratic Republic) is a German singer of popular music, popular Alpine folk music, schlager music, television presenter and former yodeler.
Hertel has won numerous prizes as a performer; her career began at the age of four when she appeared with her father Eberhard Hertel. She was six when she made her television debut with a song about a teddy bear, Ich wünsch’ mir einen kleinen Teddybär. In 1992, she won the Grand Prix der Volksmusik, which trumpeter Stefan Mross had won in 1989 with Heimwehmelodie, with the song Über jedes Bacherl geht a Brückerl, having finished fifth the previous year with So a Stückerl heile Welt. In 1995, she competed together with Stefan Mross in the Grand Prix der Volksmusik with the song Ein Lied für jeden Sonnenstrahl, finishing second.
Hertel and Stefan Mross began dating in December 1993, and married on September 6, 2006. They separated in September 2011, and the divorce was finalised on December 8, 2012. They have a daughter together, Johanna Mross (born October 17, 2001).
On April 19, 2014 she married Austrian musician Leopold “Lanny” Lanner (formerly known professionally as Lanny Isis).