2019 RBC Pro Challenge – Singles

Whitney Osuigwe was the defending champion, but lost to Danielle Lao in the quarterfinals.

Mandy Minella won the title, defeating Alexa Glatch in the final, 6–4 6–4.

Seeds
• # 🇦🇺 Astra Sharma (first round)

• # 🇺🇸 Caty McNally (withdrew)

• # 🇷🇴 Patricia Maria Țig (first round)

• # 🇺🇸 Whitney Osuigwe (quarterfinals)

• # Stefanie Vögele (second round)

• # 🇺🇸 Usue Maitane Arconada (first round)

• # 🇺🇸 Ann Li (second round)

• # 🇺🇸 Caroline Dolehide (quarterfinals)