2018 Monterrey Open
| 2018 Monterrey Open | |
|---|---|
| Date | 2 - 8 April |
| Edition | 10th |
| Category | WTA International tournaments |
| Draw | 32S / 16D |
| Prize money | $250,000 |
| Surface | Hard |
| Location | Monterrey, Mexico |
| Champions | |
| Singles | |
 Garbiñe Muguruza | |
| Doubles | |
 Naomi Broady / Sara Sorribes Tormo | |
The 2018 Monterrey Open (also known as the 2018 Abierto GNP Seguros for sponsorship reasons) was a women's tennis tournament played on outdoor hard courts. It was the 10th edition of the Monterrey Open and an International tournament on the 2018 WTA Tour. It took place at the Club Sonoma in Monterrey, Mexico, from 2 to 8 April, 2018.
Points and prize money
Point distribution
| Event | W | F | SF | QF | Round of 16 | Round of 32 | Q | Q3 | Q2 | Q1 |
| Singles | 280 | 180 | 110 | 60 | 30 | 1 | 18 | 14 | 10 | 1 |
|---|---|---|---|---|---|---|---|---|---|---|
| Doubles | 1 | — | — | — | — | — |
Prize money
| Event | W | F | SF | QF | Round of 16 | Round of 32 | Q3 | Q2 | Q1 |
| Singles | $43,000[1] | $21,400 | $11,300 | $5,900 | $3,310 | $1,925 | $1,005[2] | $730 | $530 |
| Doubles* | $12,300[3] | $6,400 | $3,435 | $1,820 | $960 | — | — | — | — |
*per team
Singles main draw entrants
Seeds
| Country | Player | Ranking1 | Seed |
|---|---|---|---|
| ESP
|
Garbiñe Muguruza | 3 | 1 |
 SVK
|
Magdaléna Rybáriková | 18 | 2 |
 UKR
|
Lesia Tsurenko | 41 | 3 |
 HUN
|
Tímea Babos | 47 | 4 |
 PUR
|
Monica Puig | 82 | 5 |
 ROU
|
Ana Bogdan | 85 | 6 |
 USA
|
Sachia Vickery | 89 | 7 |
 AUS
|
Ajla Tomljanović | 90 | 8 |
- 1 Rankings as of 19 March 2018.
Other entrants
The following players received wildcards into the main draw:
The following players received entry from the qualifying draw:
Withdrawals
- Before the tournament
Sabine Lisicki → replaced by 
Risa Ozaki
Monica Niculescu → replaced by 
Irina Falconi
Anastasia Pavlyuchenkova → replaced by 
Carol Zhao
- During the tournament
Doubles main draw entrants
Seeds
| Country | Player | Country | Player | Rank1 | Seed |
|---|---|---|---|---|---|
 JPN
|
Nao Hibino |  CRO
|
Darija Jurak | 107 | 1 |
 ARG
|
María Irigoyen | JPN
|
Miyu Kato | 124 | 2 |
 SLO
|
Dalila Jakupović |  RUS
|
Irina Khromacheva | 130 | 3 |
| RUS
|
Anna Blinkova |  BLR
|
Lidziya Marozava | 178 | 4 |
- Rankings as of March 19, 2018.
Other entrants
The following pairs received wildcards into the doubles main draw:
Withdrawals
- During the tournament
Champions
Singles
Garbiñe Muguruza def. 
Tímea Babos, 3–6, 6–4, 6–3
Doubles
Naomi Broady / Sara Sorribes Tormo def. Desirae Krawczyk / 
Giuliana Olmos, 3–6, 6–4, [10–8]