The 2023 Brawo Open was a professional tennis tournament played on clay courts. It was the 29th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Braunschweig, Germany between 10 and 15 July 2023.
| 2023 Brawo Open | ||||
|---|---|---|---|---|
| Date | 10–15 July | |||
| Edition | 29th | |||
| Surface | Clay | |||
| Location | Braunschweig, Germany | |||
| Champions | ||||
| Singles | ||||
 Franco Agamenone | ||||
| Doubles | ||||
 Pierre-Hugues Herbert / Arthur Reymond | ||||
| ||||
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 GER
|
Daniel Altmaier | 66 | 1 |
 SVK
|
Alex Molčan | 83 | 2 |
| ITA
|
Marco Cecchinato | 89 | 3 |
 ARG
|
Federico Coria | 104 | 4 |
| Pavel Kotov | 105 | 5 | |
 JPN
|
Taro Daniel | 106 | 6 |
 ESP
|
Jaume Munar | 109 | 7 |
| ESP
|
Pedro Martínez | 122 | 8 |
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw using a protected ranking:
The following players received entry into the singles main draw as alternates:
The following players received entry from the qualifying draw:
Constantin Bittoun Kouzmine
Benjamin Hassan
August Holmgren Daniel Masur Carlos Taberner
Denis YevseyevThe following player received entry as a lucky loser:
Franco Agamenone def. 
Pavel Kotov 7–5, 6–3. Pierre-Hugues Herbert / Arthur Reymond def. 
Rithvik Choudary Bollipalli / Arjun Kadhe 7–6(9–7), 6–4.
