2018 Lale Cup

The 2018 Lale Cup was a professional tennis tournament played on outdoor hard courts. It was the sixth edition of the tournament and was part of the 2018 ITF Women's Circuit. It took place in Istanbul, Turkey, on 9–15 April 2018.

Seeds

 * 1 Rankings as of 2 April 2018.

Other entrants
The following players received a wildcard into the singles main draw:
 * 🇹🇷 Berfu Cengiz
 * 🇹🇷 Selin Övünç
 * 🇹🇷 İpek Öz
 * 🇹🇷 Pemra Özgen

The following players received entry using protected rankings:
 * 🇸🇰 Rebecca Šramková

The following players received entry from the qualifying draw:
 * 🇷🇺 Olga Doroshina
 * 🇷🇺 Anastasia Gasanova
 * 🇷🇴 Ilona Georgiana Ghioroaie
 * 🇷🇸 Natalija Kostić

The following player received entry as a lucky loser:
 * 🇦🇺 Sara Tomic

Singles

 * 🇺🇿 Sabina Sharipova def. 🇷🇺 Elena Rybakina, 7–6(7–0), 6–4

Doubles

 * 🇹🇷 Ayla Aksu / 🇬🇧 Harriet Dart def. 🇷🇺 Olga Doroshina / 🇷🇺 Anastasia Potapova, 6–4, 7–6(7–3)