| Date: | 5–11 August (women) 12–18 August (men) |
| Edition: | 16th (men) 4th (women) |
| Category: | ATP Challenger Tour ITF Women's World Tennis Tour |
| Surface: | Clay / outdoor |
| Location: | Cordenons, Italy |
| Champms: |  Christopher O'Connell |
| Champmd: |  Tomislav Brkić / Ante Pavić |
| Champws: | Arantxa Rus |
| Champwd: | Veronika Erjavec / Nika Radišič |
The 2019 Internazionali di Tennis del Friuli Venezia Giulia was a professional tennis tournament played on clay courts. It was the sixteenth (men) and fourth (women) editions of the tournament which was part of the 2019 ATP Challenger Tour and the 2019 ITF Women's World Tennis Tour. It took place in Cordenons, Italy between 5 and 18 August 2019.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Italy | Paolo Lorenzi | 126 | 1 | |
 Slovakia | Andrej Martin | 136 | 2 | |
 Hungary | Attila Balázs | 137 | 3 | |
 Finland | Emil Ruusuvuori | 237 | 4 | |
| Alejandro Tabilo | 240 | 5 | ||
| Blaž Kavčič | 243 | 6 | ||
| Australia | Aleksandar Vukic | 261 | 7 | |
 Kazakhstan | Dmitry Popko | 265 | 9 | |
| Nino Serdarušić | 275 | 10 | ||
| Italy | Gian Marco Moroni | 276 | 11 | |
 Argentina | Renzo Olivo | 278 | 12 | |
| Slovakia | Alex Molčan | 282 | 13 | |
 Sweden | Markus Eriksson | 298 | 14 | |
| Argentina | Francisco Cerúndolo | 299 | 15 | |
| Marcelo Tomás Barrios Vera | 302 | 16 |
The following players received wildcards into the singles main draw:
Federico Arnaboldi Riccardo Balzerani Enrico Dalla Valle Giovanni Fonio Gianluigi QuinziThe 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:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Nicolò Inserra| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Arantxa Rus | 120 | 1 | ||
 United Kingdom | Francesca Jones | 304 | 2 | |
| Italy | Jessica Pieri | 329 | 3 | |
| Italy | Martina Caregaro | 350 | 4 | |
| Italy | Gaia Sanesi | 352 | 5 | |
| Italy | Cristiana Ferrando | 357 | 6 | |
| Italy | Stefania Rubini | 358 | 7 | |
| Italy | Bianca Turati | 364 | 8 |
The following players received wildcards into the singles main draw:
Corinna Dentoni
Magalie Girard Anastasia Piangerelli Federica SaccoThe following players received entry into the singles main draw using their ITF World Tennis Ranking:
Ioana Gașpar Ilona Georgiana Ghioroaie Vanda LukácsThe following players received entry from the qualifying draw:
Federica Arcidiacono Nuria Brancaccio Rubina Marta De Ponti Melany KrywojSee main article: 2019 Internazionali di Tennis del Friuli Venezia Giulia – Men's singles.
Christopher O'Connell def. Jeremy Jahn 7–5, 6–2.See main article: 2019 Internazionali di Tennis del Friuli Venezia Giulia – Men's doubles.
Tomislav Brkić / Ante Pavić def. 
Nikola Čačić / Antonio Šančić 6–2, 6–3. Martina Caregaro / Lisa Sabino, 6–3, 7–5
