| Date: | 9–15 October 2023 |
| Edition: | 13th |
| Surface: | Hard / Outdoor |
| Location: | Rancho Santa Fe, California, United States |
| Category: | ITF Women's World Tennis Tour |
| Prize Money: | $60,000 |
| Champs: |  Yulia Starodubtseva |
| Champd: |  Makenna Jones / Yulia Starodubtseva |
The 2023 Rancho Santa Fe Open is a professional tennis tournament played on outdoor hard courts. It was the thirteenth edition of the tournament which was part of the 2023 ITF Women's World Tennis Tour. It took place in Rancho Santa Fe, California, United States between 9 and 15 October 2023.[1]
See main article: 2023 Rancho Santa Fe Open – Singles.
Yulia Starodubtseva def. Lulu Sun 7–5, 6–3.See main article: 2023 Rancho Santa Fe Open – Doubles.
Makenna Jones / Yulia Starodubtseva def. Tatiana Prozorova / Madison Sieg 6–3, 4–6, [10–6].| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Argentina | Julia Riera | 160 | 1 | |
| United States | Elvina Kalieva | 182 | 2 | |
| Tatiana Prozorova | 201 | 3 | ||
| Ukraine | Yulia Starodubtseva | 205 | 4 | |
| United States | Louisa Chirico | 216 | 5 | |
 Canada | Stacey Fung | 230 | 6 | |
| Anastasia Tikhonova | 236 | 7 | ||
| Lulu Sun | 245 | 8 |
The following players received wildcards into the singles main draw:
Ellie Douglas Kylie McKenzie Madison SiegThe following player received entry using a junior exempt:
The following player received entry as a special exempt:
The following players received entry from the qualifying draw:
Eryn Cayetano Paris Corley
Han Jiangxue Kimmi Hance Megan McCrayThe following players received entry as lucky losers:
Alyssa Ahn Tori Kinard