# 2018 Volvo Car Open

The 2018 Volvo Car Open was a women's tennis event on the 2018 WTA Tour. It took place between April 2 – 8, 2018 and was the 46th edition of the Charleston Open tournament and a Premier level tournament. The event took place at the Family Circle Tennis Center, on Daniel Island, Charleston, United States. It was the only event of the clay court season played on green clay.

## Points and prize money
### Point distribution

| Event | W | F | SF | QF | Round of 16 | Round of 32 | Round of 64 | Q | Q2 | Q1 |
| Women's singles | 470 | 305 | 185 | 100 | 55 | 30 | 1 | 25 | 13 | 1 |
| Women's doubles | 470 | 305 | 185 | 100 | 1 | — | — | — | — | — |

### Prize money

| Event | W | F | SF | QF | Round of 16 | Round of 32 | Round of 64 | Q2 | Q1 |
| Women's singles | $137,125 | $72,841 | $35,890 | $18,387 | $9,568 | $4,898 | $2,516 | $1,150 | $700 |
| Women's doubles | $42,850 | $22,900 | $12,510 | $6,365 | $3,460 | — | — | — | — |

## Singles main draw entrants
### Seeds

| Country | Player | Ranking$^1$ | Seed |
| FRA | Caroline Garcia | 7 | 1 |
| CZE | Petra Kvitová | 9 | 2 |
| RUS | Daria Kasatkina | 11 | 3 |
| USA | Sloane Stephens | 12 | 4 |
| GER | Julia Görges | 13 | 5 |
| GBR | Johanna Konta | 14 | 6 |
| USA | Madison Keys | 15 | 7 |
| LAT | Anastasija Sevastova | 17 | 8 |
| AUS | Ashleigh Barty | 20 | 9 |
| JPN | Naomi Osaka | 22 | 10 |
| AUS | Daria Gavrilova | 26 | 11 |
| NED | Kiki Bertens | 29 | 12 |
| ROU | Irina-Camelia Begu | 37 | 13 |
| FRA | Alizé Cornet | 38 | 14 |
| ROU | Mihaela Buzărnescu | 39 | 15 |
| RUS | Elena Vesnina | 43 | 16 |
* $^1$ Rankings as of March 19, 2018.

### Other entrants

The following players received wildcards into the main draw:
* Sara Errani
* Bethanie Mattek-Sands
The following players received entry from the qualifying draw:
* Francesca Di Lorenzo
* Caroline Dolehide
* Georgina García Pérez
* Vera Lapko
* Claire Liu
* Sílvia Soler Espinosa
* Fanny Stollár
* Maryna Zanevska
The following player received entry as a lucky loser:
* Dayana Yastremska

### Withdrawals
#### Before the tournament

* Catherine Bellis → replaced by Kristie Ahn
* Kaia Kanepi → replaced by Polona Hercog
* Ana Konjuh → replaced by Andrea Petkovic
* Petra Martić → replaced by Sofia Kenin
* Shelby Rogers → replaced by Jennifer Brady
* Lucie Šafářová → replaced by Taylor Townsend
* Maria Sakkari → replaced by Bernarda Pera
* Sloane Stephens → replaced by Dayana Yastremska
* Barbora Strýcová → replaced by Natalia Vikhlyantseva

### Retirements

* Beatriz Haddad Maia
* Vera Lapko

## Doubles main draw entrants
### Seeds

| Country | Player | Country | Player | Rank$^1$ | Seed |
| CAN | Gabriela Dabrowski | CHN | Xu Yifan | 16 | 1 |
| USA | Bethanie Mattek-Sands | CZE | Andrea Sestini Hlaváčková | 33 | 2 |
| SLO | Andreja Klepač | ESP | María José Martínez Sánchez | 42 | 3 |
| CZE | Barbora Krejčíková | CZE | Kateřina Siniaková | 44 | 4 |
* $^1$ Rankings as of March 19, 2018.

### Other entrants

The following pairs received wildcards into the doubles main draw:
* Lara Arruabarrena / Sara Errani
* Misaki Doi / Christina McHale

## Champions
### Singles

* Kiki Bertens def. Julia Görges, 6–2, 6–1

### Doubles

* Alla Kudryavtseva / Katarina Srebotnik def. Andreja Klepač / María José Martínez Sánchez, 6–3, 6–3