2023 Zadar Open

The 2023 Zadar Open was a professional tennis tournament played on clay courts. It was the third edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Zadar, Croatia between 20 and 26 March 2023.

Singles main-draw entrants

Seeds

¹ Rankings are as of 6 March 2023.
Other entrants

The following players received wildcards into the singles main draw:

The following players received entry from the qualifying draw:

The following players received entry as lucky losers:

Salvatore Caruso
Nikola Milojević
Champions

Singles

Alessandro Giannessi def. Sebastian Ofner 6–4, 5–7, 7–6.
Doubles
Manuel Guinard / Nino Serdarušić def. Ivan Sabanov / Matej Sabanov 6–4, 6–0.