2018 Reinert Open – Singles

Mihaela Buzărnescu was the defending champion, but chose not to participate.

Olga Danilović won the title, defeating Laura Siegemund in the final, 5–7, 6–1, 6–3.

Seeds
• # 🇩🇪 Carina Witthöft (quarterfinals)

• # Richèl Hogenkamp (first round)

• # 🇨🇿 Tereza Martincová (second round)

• # 🇨🇿 Tereza Smitková (first round)

• # 🇱🇮 Kathinka von Deichmann (quarterfinals)

• # Bibiane Schoofs (semifinals)

• # 🇧🇬 Elitsa Kostova (first round)

• # 🇹🇷 Çağla Büyükakçay (quarterfinals)