Anna-Lena Grönefeld is a German tennis player. She turned professional in April 2003. In 2002, she was the singles champion of both the Belgium and Frankfurt International Championships and a finalist at the Orange Bowl. In June 2003, she captured the prestigious French Open Junior title, becoming the first player from Germany since 1957 to accomplish this feat. As a result of her tennis successes in 2003, Grönefeld had achieved the junior world ranking of No. 1 in singles and doubles. She launched her professional career debut under the direction of the USA Academy and Rafael Font de Mora. Grönefeld made her professional breakthrough in 2005, rising 54 places throughout the year. In 2006, she represented Germany along with Nicolas Kiefer at the Hopman Cup. She went on to win her first title at the Abierto Mexicano TELCEL in Acapulco, and completed a career best showing at Roland Garros. Grönefeld made her official comeback on 3 May 2008, at the $75,000 ITF event in Zagreb, Croatia. She then won a tournament in Zlín, Czech Republic, for the first title of her comeback. Grönefeld went on to win another two ITF title over the following fortnight: a $10,000 event in Alkmaar, Netherlands, and a $25,000 event at Périgueux, France. Her good form allowed Grönefeld to win another $50,000 ITF event in Rimini at the beginning of August. She also reached the final of a $50,000 event in The Bronx. With her doubles partner, Patty Schnyder, Grönefeld however won the doubles competition in the Porsche Tennis Grand Prix.