| Date: | 2–8 March |
| Edition: | 7th |
| Category: | WTA International tournaments |
| Draw: | 32S / 16D |
| Surface: | Hard |
| Prize Money: | $500,000 |
| Location: | Monterrey, Mexico |
| Champs: | Timea Bacsinszky |
| Champd: |  Gabriela Dabrowski /  Alicja Rosolska |
The 2015 Monterrey Open was a women's tennis tournament played on outdoor hard courts. It was the 7th edition of the Monterrey Open and an International tournament on the 2015 WTA Tour. It took place at the Club Sonoma in Monterrey, Mexico, from 2 to 8 March 2015.
| Event | W | F | SF | QF | Round of 16 | Round of 32 | width=85 | Q | width=85 | Q3 | width=85 | Q2 | width=85 | Q1 |
| Singles | 280 | 180 | 110 | 60 | 30 | 1 | 18 | 14 | 10 | 1 | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Doubles | 1 |
| Event | W | F | SF | QF | Round of 16 | Round of 321 | width=85 | Q3 | width=85 | Q2 | width=85 | Q1 |
| Singles | $111,163 | $55,323 | $29,730 | $8,934 | $4,928 | $3,199 | $1,852 | $1,081 | $ | |||
| Doubles* | $17,724 | $9,222 | $4,951 | $2,623 | $1,383 |
| Country | Player | Rank* | Seed | |
|---|---|---|---|---|
 Serbia | Ana Ivanovic | 6 | 1 | |
 Italy | Sara Errani | 12 | 2 | |
 France | Caroline Garcia | 30 | 3 | |
| Timea Bacsinszky | 37 | 4 | ||
 Russian Federation | Anastasia Pavlyuchenkova | 40 | 5 | |
| Alison Riske | 43 | 6 | ||
 Slovakia | Daniela Hantuchová | 45 | 7 | |
| Slovakia | Magdaléna Rybáriková | 50 | 8 |
The following players received wildcards into the main draw:
The following players received entry from the qualifying draw:
Eugenie Bouchard →replaced by Aleksandra Krunić 
Irina-Camelia Begu (rib injury) →replaced by Sílvia Soler Espinosa Jana Čepelová →replaced by Ajla Tomljanović Jelena Janković →replaced by Shelby Rogers
Christina McHale →replaced by Johanna Larsson Monica Niculescu →replaced by Kiki Bertens Sloane Stephens →replaced by Lesia Tsurenko CoCo Vandeweghe (shoulder injury) →replaced by Tereza Smitková Roberta Vinci →replaced by Kristina Mladenovic
Shuai Zhang →replaced by Anna Schmiedlová| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
 Hungary | Tímea Babos | France | Kristina Mladenovic | 28 | 1 | |
 Czech Republic | Andrea Hlaváčková | Czech Republic | Lucie Hradecká | 47 | 2 | |
 Australia | Anastasia Rodionova | Australia | Arina Rodionova | 75 | 3 | |
| Canada | Gabriela Dabrowski | Poland | Alicja Rosolska | 114 | 4 |
The following pairs received wildcards into the doubles main draw:
Tímea Babos (lower back injury)See main article: 2015 Monterrey Open – Singles.
Caroline Garcia 4–6, 6–2, 6–4See main article: 2015 Monterrey Open – Doubles.
Gabriela Dabrowski / Alicja Rosolska def. Anastasia Rodionova / Arina Rodionova 6–3, 2–6, [10–3]