From Seoul, South Korea, April 2018

1. Zhengzhou Women's Tennis Open, China

   WINNER:   

Unseeded Chinese player Zheng Saisai defeats her compatriot Wang Yafan, 5-7 6-2 6-1.

2017 winner:

Wang Qiang, China

wtatennis.com

From Seoul, South Korea, April 2018

1. Claro Open Colsanitas, Bogota, Colombia

FINALISTS:

Anna Karolina Schmiedlova (Slovakia) defeats Lara Arruabarena (Spain), 6-2 6-4

WINNER:

Karolina Schmiedlova (Slovakia)

2017 winner:

Francesca Schiavone, Italy

2. Samsung Open, Lugano, Switzerland

FINALISTS: 

Aryna Sabalenka (right) from Belarus and Elise Mertens from Belgium

Score: 6-1 6-3

WINNER:

Elise Mertens from Belgium

2017 Winner:

 Marketa Vondrousova, Czech

wtatennis.com

From Seoul, South Korea, April 2018

1. Volvo Car Open, Charleston, USA

FINALISTS:

Kiki Bertens from the Netherlands and Julia Georges from Germany

Score: 6-2 6-1

WINNER:

Kiki Bertens, Netherlands 

2017 winner:

Daria Kasatkina, Russia

2. Monterrey Open, Mexico

FINALISTS: 

Garbine Muguruza (right) from Spain and Timea Babos from Hungary

Score: 3-6 6-4 6-3

WINNER:

Garbine Muguruza, Spain

2017 winner:

Anastasia Pavlyuchenkova, Russia

wtatennis.com