2014 Bank of the West Classic – Singles

Serena Williams defeated Angelique Kerber in the final, 7–6(7–1), 6–3 to win the singles tennis title at the 2014 Bank of the West Classic.

Dominika Cibulková was the defending champion, but lost to Garbiñe Muguruza in the first round.

Sabine Lisicki hit the fastest serve of all time in women's tennis, blasting a 131 mph serve against Ana Ivanovic in the first round. As a result of her quarterfinals run, former world No. 1 Ivanovic returned to top ten in the WTA rankings for the first time since the 2009 French Open.

This tournament marked the WTA Tour main-draw debut of future four-time major champion and world No. 1, Naomi Osaka.

Seeds
The top four seeds receive a bye into the second round. • # 🇺🇸 Serena Williams (champion)

• # 🇵🇱 Agnieszka Radwańska (second round)

• # 🇩🇪 Angelique Kerber (final)

• # 🇧🇾 Victoria Azarenka (second round)

• # 🇷🇸 Ana Ivanovic (Quarterfinal)

• # 🇸🇰 Dominika Cibulková (first round)

• # 🇪🇸 Carla Suárez Navarro (first round)

• # 🇩🇪 Andrea Petkovic (semifinals)

Seeds
• # 🇨🇦 Aleksandra Wozniak (qualifying competition)

• # 🇨🇿 Kateřina Siniaková (first round)

• # Mirjana Lučić-Baroni (first round)

• # 🇷🇺 Alla Kudryavtseva (first round)

• # 🇵🇱 Paula Kania (qualified)

• # 🇺🇸 Sachia Vickery (qualified)

• # Petra Martić (qualifying competition)

• # 🇨🇳 Xu Yifan (withdrew, playing in Nanchang doubles final)

• # 🇷🇺 Marina Shamayko (qualifying competition)

Qualifiers
• # 🇺🇸 Sachia Vickery

• # 🇨🇦 Carol Zhao

• # 🇵🇱 Paula Kania

• # 🇯🇵 Naomi Osaka