2018 Boyd Tinsley Clay Court Classic – Singles

Madison Brengle was the defending champion but lost in the second round to Mari Osaka.

Mariana Duque Mariño won the title after defeating Anhelina Kalinina 0–6, 6–1, 6–2 in the final.

Seeds
• # 🇺🇸 Madison Brengle (second round)

• # 🇺🇸 Jennifer Brady (semifinals)

• # 🇺🇸 Taylor Townsend (semifinals)

• # 🇨🇴 Mariana Duque Mariño (champion)

• # 🇺🇦 Anhelina Kalinina (final)

• # 🇷🇴 Irina Bara (first round)

• # 🇦🇺 Lizette Cabrera (first round)

• # 🇺🇸 Jamie Loeb (first round)