| Date: | 3–9 October 2022 |
| Edition: | 12th |
| Surface: | Hard / Outdoor |
| Location: | Rancho Santa Fe, California, United States |
| Category: | ITF Women's World Tennis Tour |
| Prize Money: | $80,000 |
| Champs: |  Marcela Zacarías |
| Champd: |  Elvina Kalieva /  Katarzyna Kawa |
The 2022 Rancho Santa Fe Open was a professional tennis tournament played on outdoor hard courts. It was the twelfth edition of the tournament which was part of the 2022 ITF Women's World Tennis Tour. It took place in Rancho Santa Fe, California, United States between 3 and 9 October 2022.[1]
See main article: 2022 Rancho Santa Fe Open – Singles.
Marcela Zacarías def. Katrina Scott, 6–1, 6–2See main article: 2022 Rancho Santa Fe Open – Doubles.
Elvina Kalieva / Katarzyna Kawa def. Giuliana Olmos / Marcela Zacarías, 6–1, 3–6, [10–2]| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Sweden | ||||
 China | Yuan Yue | 104 | 2 | |
| United States | Katie Volynets | 116 | 3 | |
 Japan | Nao Hibino | 146 | 4 | |
| United States | Caroline Dolehide | 160 | 5 | |
| Poland | Katarzyna Kawa | 163 | 6 | |
 Canada | Carol Zhao | 171 | 7 | |
| Arianne Hartono | 180 | 8 |
The following players received wildcards into the singles main draw:
Dalayna Hewitt Elvina KalievaThe following player received a special exempt into the singles main draw:
The following players received entry from the qualifying draw:
Hina Inoue
Ellen Perez Urszula Radwańska Anna Rogers Storm Sanders Ena ShibaharaThe following player received entry as a lucky loser: