| 2019 Lima Challenger | |
|---|---|
| Date | 21 October – 27 October |
| Edition | 13th |
| Surface | Clay |
| Location | Lima, Peru |
| Champions | |
| Singles | |
 Thiago Monteiro | |
| Doubles | |
 Ariel Behar /  Gonzalo Escobar | |
The 2019 Lima Challenger was a professional tennis tournament played on clay courts. It was the thirteenth edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Lima, Peru between October 21 and October 27, 2019.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 ITA | Marco Cecchinato | 73 | 1 |
 ARG | Leonardo Mayer | 96 | 2 |
| BRA | Thiago Monteiro | 100 | 3 |
 SVK | Andrej Martin | 114 | 4 |
 POR | Pedro Sousa | 115 | 5 |
 IND | Sumit Nagal | 128 | 6 |
| ARG | Federico Coria | 130 | 7 |
| ARG | Facundo Bagnis | 144 | 8 |
| ITA | Lorenzo Giustino | 145 | 9 |
 PER | Juan Pablo Varillas | 161 | 10 |
 ESP | Mario Vilella Martínez | 178 | 11 |
| POR | João Domingues | 185 | 12 |
 GER | Yannick Hanfmann | 192 | 13 |
| ARG | Facundo Mena | 196 | 14 |
| BRA | João Menezes | 197 | 15 |
| ARG | Andrea Collarini | 198 | 16 |
The following players received wildcards into the singles main draw:
Mauricio Echazú Arklon Huertas del Pino Conner Huertas del Pino Pedro Iamachkine Jorge Panta The following player received entry into the singles main draw using a protected ranking:
The following player received entry into the singles main draw as an alternate:
The following players received entry from the qualifying draw:
Thiago Monteiro def. Federico Coria 6–2, 6–7(7–9), 6–4. Ariel Behar / Gonzalo Escobar def. 
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