2018 Bucharest Open

The 2018 BRD Bucharest Open was a tennis tournament played on outdoor clay courts. It was the fifth edition of the tournament and part of the International category of the 2018 WTA Tour. It was held from 16 to 22 July 2018 at the Arenele BNR in Bucharest, Romania.

Seeds

 * 1 Rankings as of 2 July 2018.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇷🇴 Miriam Bulgaru
 * 🇷🇴 Andreea Roșca
 * 🇷🇴 Elena-Gabriela Ruse

The following players received entry using a protected ranking into the singles main draw:
 * 🇩🇪 Laura Siegemund

The following players received entry from the qualifying draw:
 * 🇷🇴 Irina Bara
 * 🇹🇷 Çağla Büyükakçay
 * 🇺🇸 Claire Liu
 * 🇸🇰 Rebecca Šramková

Withdrawals

 * Before the tournament
 * 🇮🇹 Sara Errani → replaced by 🇹🇳 Ons Jabeur
 * 🇪🇪 Kaia Kanepi → replaced by 🇧🇪 Ysaline Bonaventure
 * 🇷🇴 Monica Niculescu → replaced by 🇧🇬 Viktoriya Tomova
 * 🇰🇿 Yulia Putintseva → replaced by 🇮🇹 Jasmine Paolini
 * 🇪🇸 Carla Suárez Navarro → replaced by 🇷🇺 Vera Zvonareva

Retirements

 * Polona Hercog

Seeds

 * Rankings are as of July 2, 2018

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇷🇴 Irina-Camelia Begu / 🇷🇴 Andreea Mitu
 * 🇭🇺 Anna Bondár / 🇷🇴 Miriam Bulgaru

Singles

 * Anastasija Sevastova def. Petra Martić, 7–6(7–4), 6–2

Doubles

 * 🇷🇴 Irina-Camelia Begu / 🇷🇴 Andreea Mitu def. 🇲🇪 Danka Kovinić / 🇧🇪 Maryna Zanevska 6–3, 6–4