Serena Williams was the defending champion, but she chose not to compete that year.
Jelena Janković was the defending champion, but lost to compatriot Ana Ivanovic in the fourth round.
The 1999 Italian Open singles was the singles event of the fifty-fifth edition of the tennis tournament played at Rome, Italy, the most prestigious tennis tournament in Southern Europe. It was the fifth WTA Tier I tournament of the year, and part of the European claycourt season. Martina Hingis was the defending champion but lost in the semifinals to Venus Williams.
Caroline Wozniacki was the defending champion, but was defeated in the fourth round by Ana Ivanovic.
Victoria Azarenka was the defending champion, but lost to Marion Bartoli in the quarterfinals, which ended Azarenka's 26-match winning streak to start the 2012 season.
The 2012 Internationaux de Strasbourg was a professional tennis tournament played on clay courts. It was the 26th edition of the tournament which was part of the 2012 WTA Tour. It took place in Strasbourg, France between 19 and 26 May 2012.
Vera Zvonareva was the defending champion but was chosen to compete the 2012 Summer Olympics in London instead.
Bojana Jovanovski defeated Julia Cohen 6–3, 6–1 in the final to win the tournament.
The 2013 Moorilla Hobart International was a tennis tournament played in Australia. In the singles competition Mona Barthel, who was the defending champion, lost to Elena Vesnina in the final, 6–3, 6–4.
Agnieszka Radwańska was the defending champion, but lost 6–0, 6–3 in the semifinals to the eventual champion Serena Williams.
Petra Cetkovská and Alexandra Panova were the defending champions but decided not to participate.
Tímea Babos and Mandy Minella won the title, defeating Petra Martić and Kristina Mladenovic in the final, 6–3, 6–1.
Victoria Azarenka was the two-time defending champion, but withdrew before the tournament began because of a foot injury.
Monica Niculescu was the defending champion, but retired in the quarterfinals against Carla Suárez Navarro.
Klára Zakopalová won the title, defeating Garbiñe Muguruza in the final, 4–6, 7–5, 6–0.
Caroline Garcia was the defending champion, but she chose to participate in the Fed Cup semifinals this year.
Mirjana Lučić-Baroni was the defending champion, but lost in the semifinals to Annika Beck.
Samantha Stosur was the defending champion, but withdrew before her quarterfinal match due to a left wrist injury.
Annika Beck was the defending champion, but lost in the first round to Barbora Štefková.
Victoria Azarenka was the defending champion, but did not participate this year as she was on maternity leave.
Dominika Cibulková was the defending champion, but lost in the second round to Heather Watson.
Francesca Schiavone 
Alizé Cornet 
