Professional career 2005-06: Early years, first ITF title 2005 saw Brengle win her first ITF title, when, as a 15-year-old, she won a tournament in Baltimore. In the final, she defeated Beau Jones. 2007-08: Grand Slam debut In 2007, Brengle received wildcard entries into two Grand Slam tournaments, losing in the first round both times. Accepted into the Australian Open main draw, Brengle lost to ninth-seeded Patty Schnyder. She was allowed another wildcard into the US Open, where she lost to Bethanie Mattek-Sands. Brengle and Ashley Weinhold were doubles wildcards, but lost in the first round of the doubles competition to eventual quarterfinalists, Stéphanie Foretz and Yaroslava Shvedova. Brengle won her first WTA match of the season in August by defeating former top-20 player Flavia Pennetta, before losing to Elena Dementieva in the following round at the 2007 East West Bank Classic WTA tournament in Los Angeles. In addition, earlier in the year, the American reached the second round of the 2007 French Open qualifying draw. On the ITF Circuit, Brengle reached three out of four singles finals in the first four months of the year. Brengle and Kristy Frilling won an ITF doubles title in Augusta, Georgia. In the final, the team defeated Angelina Gabueva and Alisa Kleybanova. In 2008, Brengle received a wildcard into the French Open (after winning a playoff tournament), defeating Ahsha Rolle in the finals. The US Open and the French Open agreed to exchange wildcards in their respective tournaments. 2011-13 In 2011, Brengle finally won her second ITF title at Hammond, LA. She also reached the final at another ITF event at Rancho Santa Fe, California. At College Park, she defeated recent Wimbledon third rounder Melinda Czink to win her first WTA Tour match since Quebec City in 2009. In 2012, Brengle won her third ITF title at Fort Walton Beach, Florida. She also won the doubles title with Paula Kania of Poland. And in 2013, she won her fourth ITF title at Rancho Santa Fe. 2014: First major match-win, top 100 debut Brengle had a strong start to her 2014 season, qualifying through to the main draw at the Hobart International, but was narrowly defeated in the first round by top seed Samantha Stosur in a final-set tiebreak. The next week, she was in touching distance of a main-draw berth at the Australian Open, but lost to Irina-Camelia Begu in the final qualifying