| Main Name: | Charleston Open |
| Date: | April 1 – 7 |
| Edition: | 47th |
| Category: | WTA Premier |
| Draw: | 56S / 16D |
| Surface: | Green clay |
| Prize Money: | $823,000 |
| Location: | Charleston, United States |
| Venue: | Family Circle Tennis Center |
| Champs: |  Madison Keys |
| Champd: | Anna-Lena Grönefeld /  Alicja Rosolska |
| After Year: | 2021 |
The 2019 Volvo Car Open was a women's tennis event on the 2019 WTA Tour. It took place between April 1 – 7, 2019 and was the 47th 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.[1]
| Event | W | F | SF | QF | Round of 16 | Round of 32 | Round of 64 | width=85 | Q | width=85 | Q2 | width=85 | Q1 |
| Women's singles | 470 | 305 | 185 | 100 | 55 | 30 | 1 | 25 | 13 | 1 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Women's doubles | 1 |
| width=130 bgcolor=dfe2e9 | Event | width=80 bgcolor=lime | W | width=85 bgcolor=thistle | F | width=85 bgcolor=ffff00 | SF | width=85 bgcolor=ffebcd | QF | width=85 bgcolor=afeeee | Round of 16 | width=85 bgcolor=afeeee | Round of 32 | width=85 bgcolor=afeeee | Round of 64 | width=85 | Q2 | width=85 | Q1 |
| style=background:#ededed | Women's singles | $141,420 | $75,120 | $37,020 | $19,031 | $9,860 | $5,050 | $2,595 | $1,180 | $710 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| style=background:#ededed | Women's doubles | $44,200 | $23,615 | $12,905 | $6,565 | $3,570 |
| Country | Player | Ranking1 | Seed | |
|---|---|---|---|---|
| United States | Sloane Stephens | 6 | 1 | |
| Kiki Bertens | 8 | 2 | ||
 Belarus | Aryna Sabalenka | 9 | 3 | |
| Anastasija Sevastova | 12 | 4 | ||
| Caroline Wozniacki | 13 | 5 | ||
 Belgium | Elise Mertens | 14 | 6 | |
| Julia Görges | 15 | 7 | ||
| United States | Madison Keys | 16 | 8 | |
| Belinda Bencic | 20 | 9 | ||
| Jeļena Ostapenko | 23 | 10 | ||
| United States | Danielle Collins | 26 | 11 | |
 Romania | Mihaela Buzărnescu | 32 | 12 | |
| United States | Sofia Kenin | 34 | 13 | |
 Australia | Ajla Tomljanović | 40 | 14 | |
| Maria Sakkari | 49 | 15 | ||
| Petra Martić | 52 | 16 |
The following players received wildcards into the main draw:
The following player received entry using a protected ranking into the main draw:
The following players received entry from the qualifying draw:
The following player received entry as a Lucky Loser:
Bianca Andreescu → replaced by 
Irina Khromacheva Ashleigh Barty → replaced by Varvara Lepchenko Irina-Camelia Begu → replaced by Jessica Pegula
Alizé Cornet → replaced by Conny Perrin Daria Gavrilova → replaced by Veronika Kudermetova
Camila Giorgi → replaced by Taylor Townsend
Fanny Stollár
Ons Jabeur → replaced by Madison Brengle
Aleksandra Krunić → replaced by Laura Siegemund Bernarda Pera → replaced by Natalia Vikhlyantseva Anastasia Potapova → replaced by 
Kristýna Plíšková
Yulia Putintseva → replaced by Sara Errani
Lesia Tsurenko → replaced by Ysaline Bonaventure
Zheng Saisai → replaced by 
Mandy Minella| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| United States | Nicole Melichar | Czech Republic | Květa Peschke | 23 | 1 | |
| Czech Republic | Lucie Hradecká | Andreja Klepač | 41 | 2 | ||
| United States | Raquel Atawo | Katarina Srebotnik | 51 | 3 | ||
| Anna-Lena Grönefeld | Poland | Alicja Rosolska | 56 | 4 |
The following pairs received wildcards into the doubles main draw:
See main article: 2019 Volvo Car Open – Singles.
Madison Keys def. Caroline Wozniacki, 7–6(7–5), 6–3See main article: 2019 Volvo Car Open – Doubles.
Alicja Rosolska def. Irina Khromacheva / Veronika Kudermetova, 7–6(9–7), 6–2