The 2023 Transylvania Open was a women's tennis tournament played on indoor hard courts. It was the third edition of the Transylvania Open, and part of the WTA 250 series of the 2023 WTA Tour. It was held at the BT Arena in Cluj-Napoca, Romania, from 16 until 22 October 2023.[1]
See main article: 2023 Transylvania Open – Singles.
Elena-Gabriela Ruse 6–3, 6–4See main article: 2023 Transylvania Open – Doubles.
Jodie Burrage / Jil Teichmann def. 
Léolia Jeanjean / 
Valeriya Strakhova 6–1, 6–4| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Romania | Sorana Cîrstea | 26 | 1 | |
 United States | Alycia Parks | 53 | 2 | |
 Belgium | Greet Minnen | 62 | 3 | |
 Spain | Rebeka Masarova | 69 | 4 | |
| Romania | Ana Bogdan | 72 | 5 | |
| Belgium | Yanina Wickmayer | 83 | 6 | |
| Ukraine | Kateryna Baindl | 84 | 7 | |
| United Kingdom | Jodie Burrage | 91 | 8 |
The following players received wildcards into the main draw:
The following player received entry using a protected ranking:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Caroline Garcia → replaced by Jil Teichmann Anhelina Kalinina → replaced by Léolia Jeanjean
Ankita Raina
Karolína Plíšková → replaced by 
İpek Öz Clara Tauson → replaced by Daria Snigur Jessika Ponchet| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| United States | Alycia Parks | Romania | Elena-Gabriela Ruse | 74 | 1 | |
 Hungary | Anna Bondár | Belgium | Kimberley Zimmermann | 116 | 2 | |
| Belgium | Greet Minnen | Belgium | Yanina Wickmayer | 131 | 3 | |
| Anna-Lena Friedsam | Romania | Monica Niculescu | 149 | 4 |
The following pairs received wildcards into the doubles main draw:
The following pair received entry as alternates:
Quinn Gleason / Dayana Yastremska → replaced by Ilona Georgiana Ghioroaie / Patricia Maria Țig