2023 Sofia Open
The 2023 Sofia Open was a men's tennis tournament to be played on indoor hard courts. It was the eighth edition of the event and it was part of the ATP 250 tournaments on the 2023 ATP Tour. It was played at the Arena Sofia in Sofia, Bulgaria, from 6 November to 11 November 2023. The tournament replaced the 2023 edition of the Tel Aviv Open, which was canceled due to the Gaza war.
Champions
Singles
- Adrian Mannarino def. Jack Draper, 7–6, 2–6, 6–3
Doubles
- Gonzalo Escobar / Aleksandr Nedovyesov def. Julian Cash / Nikola Mektić 6–3, 3–6,
Singles main-draw entrants
Seeds
- 1 Rankings are as of 30 October 2023.
Other entrants
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
- Nicolas Moreno de Alboran
Withdrawals
- Alejandro Davidovich Fokina → replaced by Fábián Marozsán
- Laslo Djere → replaced by Jurij Rodionov
- Tomás Martín Etcheverry → replaced by Hamad Medjedovic
- Taylor Fritz → replaced by Zsombor Piros
- Sebastian Korda → replaced by Jack Draper
- Mackenzie McDonald → replaced by Albert Ramos Viñolas
- Alexei Popyrin → replaced by Nicolas Moreno de Alboran
- Ben Shelton → replaced by Christopher O'Connell
- Frances Tiafoe → replaced by Maximilian Marterer
- Aleksandar Vukic → replaced by Roberto Carballés Baena
Doubles main-draw entrants
Seeds
- 1 Rankings are as of 30 October 2023.
Other entrants
- Alexander Donski / Alexandar Lazarov
- Petr Nesterov / Yanaki Milev
- Íñigo Cervantes / David Vega Hernández
Withdrawals
- Máximo González / Andrés Molteni → replaced by Íñigo Cervantes / David Vega Hernández
- Marcel Granollers / Horacio Zeballos → replaced by Nikola Ćaćić / Philipp Oswald
- Mackenzie McDonald / Marcelo Melo → replaced by Evan King / Reese Stalder
- Max Purcell / Jordan Thompson → replaced by Max Purcell / John-Patrick Smith