2023 Split Open

The 2023 Split Open was a professional tennis tournament played on clay courts. It was part of the 2023 ATP Challenger Tour. It took place in Split, Croatia between 10 and 16 April 2023.

Seeds

 * Rankings are as of 3 April 2023.

Other entrants
The following players received wildcards into the singles main draw:
 * Duje Ajduković
 * 🇲🇰 Kalin Ivanovski
 * Dino Prižmić

The following player received entry into the singles main draw as a special exempt:
 * 🇯🇵 Shintaro Mochizuki

The following player received entry into the singles main draw using a protected ranking:
 * 🇦🇺 Marc Polmans

The following player received entry into the singles main draw as an alternate:
 * 🇫🇷 Harold Mayot

The following players received entry from the qualifying draw:
 * 🇲🇩 Radu Albot
 * 🇫🇷 Arthur Cazaux
 * 🇧🇦 Nerman Fatić
 * 🇦🇺 Dane Sweeny
 * 🇸🇪 Elias Ymer
 * 🇵🇱 Kacper Żuk

Singles

 * 🇭🇺 Zsombor Piros def. 🇸🇰 Norbert Gombos 7–6(7–2), 7–6(11–9).

Doubles

 * 🇫🇷 Sadio Doumbia / 🇫🇷 Fabien Reboul def. 🇮🇳 Anirudh Chandrasekar / 🇮🇳 Vijay Sundar Prashanth 6–4, 6–4.