| 2019 Garden Open | |
|---|---|
| Date | 6–12 May |
| Edition | 11th |
| Draw | 48S / 16D |
| Surface | Clay |
| Location | Rome, Italy |
| Champions | |
| Singles | |
 Henri Laaksonen | |
| Doubles | |
 Philipp Oswald /  Filip Polášek | |
The 2019 Garden Open was a professional tennis tournament played on clay courts. It was the eleventh edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Rome, Italy between 6 and 12 May 2019.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 GER | Maximilian Marterer | 100 | 1 |
 ITA | Paolo Lorenzi | 108 | 2 |
 USA | |||
| SUI | Henri Laaksonen | 119 | 4 |
 POL | Kamil Majchrzak | 129 | 5 |
| SVK | Jozef Kovalík | 137 | 6 |
| GER | Oscar Otte | 138 | 7 |
| ITA | Salvatore Caruso | 152 | 8 |
| SVK | Filip Horanský | 186 | 9 |
| ITA | Stefano Napolitano | 188 | 10 |
| ITA | Roberto Marcora | 191 | 11 |
 CRO | Viktor Galović | 196 | 12 |
| ITA | Federico Gaio | 202 | 13 |
 CZE | Adam Pavlásek | 204 | 14 |
 HUN | Attila Balázs | 219 | 15 |
| ITA | Matteo Viola | 232 | 16 |
| ITA | Gian Marco Moroni | 250 | 17 |
The following players received wildcards into the singles main draw:
Federico Iannaccone Emiliano Maggioli Julian Ocleppo Francesco Passaro The following player received entry into the singles main draw as an alternate:
The following players received entry into the singles main draw using their ITF World Tennis Ranking:
Riccardo Bonadio 
Hernán Casanova Peter Heller
Grégoire Jacq 
Skander Mansouri The following players received entry from the qualifying draw:
Luca Margaroli Nicolò Turchetti Henri Laaksonen def. Gian Marco Moroni 6–7(2–7), 7–6(7–2), 6–2. Philipp Oswald / Filip Polášek def. 
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