2012 Pfizenmaier made her
Grand Slam debut at the
2012 French Open. She qualified for the main draw by defeating
Kristýna Plíšková,
Misaki Doi and
Monica Puig. In the first round of the main draw, she defeated local talent
Caroline Garcia to set up a clash with world No. 1,
Victoria Azarenka. She lost the meeting in straight sets.
2013 Pfizenmaier qualified again for the
2013 French Open, defeating
Chiara Scholl,
Irina Khromacheva and
Vera Dushevina. In the main draw she defeated
Mandy Minella and rising star
Urszula Radwańska. In round 3, she was defeated by fourth seed
Agnieszka Radwańska.
2014 At the
French Open in 2014, Pfizenmaier defeated
Estrella Cabeza Candela in the first round, but lost to
Sara Errani in round two. ==Singles performance timeline==