2019 Thoreau Tennis Open – Singles

This was the first edition of the tournament.

Caroline Dolehide won the title, defeating Ann Li in the final, 6–3, 7–5.

Seeds
• # 🇺🇸 Christina McHale (second round)

• # 🇲🇪 Danka Kovinić (first round)

• # 🇨🇳 Zhu Lin (second round)

• # 🇺🇦 Katarina Zavatska (second round)

• # 🇷🇴 Ana Bogdan (quarterfinals)

• # 🇺🇦 Anhelina Kalinina (second round)

• # 🇷🇺 Varvara Flink (first round)

• # 🇺🇸 Allie Kiick (quarterfinals)