2012 Apia International Sydney – Women's singles

Li Na was the defending champion, but lost the final against Victoria Azarenka, 6–2, 1–6, 6–3.

Seeds
The top two seeds received a bye into the second round. • # Caroline Wozniacki (quarterfinals)

• # 🇨🇿 Petra Kvitová (semifinals)

• # 🇧🇾 Victoria Azarenka (champion)

• # 🇨🇳 Li Na (final)

• # 🇦🇺 Samantha Stosur (first round)

• # 🇷🇺 Vera Zvonareva (first round)

• # 🇵🇱 Agnieszka Radwańska (semifinals)

• # 🇫🇷 Marion Bartoli (quarterfinals)

Seeds
• # 🇷🇺 Maria Kirilenko (second round)

• # 🇪🇪 Kaia Kanepi (withdrew due to winning Brisbane)

• # Polona Hercog (qualifying competition, lucky loser)

• # Chanelle Scheepers (qualified)

• # 🇦🇹 Tamira Paszek (first round)

• # 🇨🇿 Barbora Záhlavová Strýcová (second round)

• # 🇷🇺 Ekaterina Makarova (qualified)

• # 🇨🇿 Iveta Benešová (second round)

• # 🇧🇾 Anastasiya Yakimova (first round)

• # 🇷🇴 Alexandra Dulgheru (qualifying competition, lucky loser)

• # 🇬🇧 Anne Keothavong (first round)

• # 🇫🇷 Pauline Parmentier (first round)

• # 🇺🇸 Vania King (qualifying competition, withdrew)

Qualifiers
• # 🇸🇪 Sofia Arvidsson

• # 🇵🇱 Urszula Radwańska

• # 🇷🇺 Ekaterina Makarova

• # Chanelle Scheepers

• # Stefanie Vögele

• # 🇭🇺 Melinda Czink

Lucky losers
• # 🇷🇴 Alexandra Dulgheru

• # Polona Hercog