2018 Bol Open
Date	5–10 June
Edition	13th
Category	WTA 125K series
Prize money	$125,000
Surface	Clay
Location	Bol, Croatia
Venue	Bluesun Tennis Center Zlatni rat
Champions
Singles
Tamara Zidanšek
Doubles
Mariana Duque Mariño / Wang Yafan
← 2017 · Bol Open · 2019 →

The 2018 Bol Open was a professional tennis tournament played on outdoor clay courts. It was the thirteenth edition of the tournament and part of the 2018 WTA 125K series. It took place in Bol, Croatia, on 5–10 June 2018.

Country	Player	Rank1	Seed
UKR	Kateryna Kozlova	67	1
POL	Magda Linette	68	2
AUS	Ajla Tomljanović	69	3
ITA	Sara Errani	75	4
SVK	Anna Karolína Schmiedlová	77	5
CHN	Wang Yafan	82	6
SUI	Viktorija Golubic	110	7
COL	Mariana Duque Mariño	112	8

• ¹ Rankings as of 28 May 2018.

The following players received a wildcard into the singles main draw:

• Lea Bošković
• Tena Lukas
• Barbora Štefková

Before the tournament

• Jennifer Brady → replaced by Elena-Gabriela Ruse
• Jana Čepelová → replaced by Tereza Martincová
• Dalila Jakupović → replaced by Kristína Kučová
• Johanna Larsson → replaced by Sílvia Soler Espinosa
• Bernarda Pera → replaced by Alexandra Cadanțu
• Rebecca Peterson → replaced by Viktoriya Tomova
• Yulia Putintseva → replaced by Michaela Hončová
• Stefanie Vögele → replaced by Sofya Zhuk

Country	Player	Country	Player	Rank1	Seed
SUI	Xenia Knoll	CZE	Renata Voráčová	102	1
USA	Kaitlyn Christian	USA	Sabrina Santamaria	165	2
CRO	Darija Jurak	SWE	Cornelia Lister	170	3
COL	Mariana Duque-Mariño	CHN	Wang Yafan	208	4

• ¹ Rankings as of 28 May 2018.

The following team received wildcard into the doubles draw:

• Anhelina Kalinina / Marta Kostyuk

• Tamara Zidanšek def. Magda Linette 6–1, 6–3

• Mariana Duque Mariño / Wang Yafan def. Sílvia Soler Espinosa / Barbora Štefková 6–3, 7–5

• Official website^[usurped]