2019 AON Open Challenger
| 2019 AON Open Challenger | |
|---|---|
| Date | 2 – 8 September |
| Edition | 16th |
| Surface | Clay |
| Location | Genoa, Italy |
| 2018 Champions | |
| Singles | |
 Lorenzo Sonego | |
| Doubles | |
 Kevin Krawietz / Andreas Mies | |
The 2019 AON Open Challenger was a professional tennis tournament played on clay courts. It was the sixteenth edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Genoa, Italy between 2 and 8 September 2019.
Singles main draw entrants
Seeds
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 ESP
|
Albert Ramos Viñolas | 51 | 1 |
 NOR
|
Casper Ruud | 54 | 2 |
| ITA
|
Marco Cecchinato | 66 | 3 |
| ESP
|
Roberto Carballés Baena | 76 | 4 |
 SLO
|
Aljaž Bedene | 80 | 5 |
| ITA
|
Stefano Travaglia | 81 | 6 |
 POL
|
Kamil Majchrzak | 94 | 7 |
| ESP
|
Jaume Munar | 97 | 8 |
 BRA
|
Thiago Monteiro | 101 | 9 |
| ITA
|
Salvatore Caruso | 102 | 10 |
 ARG
|
Guido Andreozzi | 106 | 11 |
| ESP
|
Alejandro Davidovich Fokina | 126 | 12 |
| ITA
|
Lorenzo Giustino | 128 | 13 |
 HUN
|
Attila Balázs | 130 | 14 |
 JPN
|
Taro Daniel | 136 | 15 |
| ITA
|
Jannik Sinner | 137 | 16 |
- 1 Rankings are as of 26 August 2019.[1]
Other entrants
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Champions
Singles
vs.
Doubles
- / vs. /