| Doubles | |
|---|---|
| 2018 Internazionali di Tennis Città dell'Aquila | |
| Champions |  Filippo Baldi Andrea Pellegrino |
| Runners-up |  Pedro Martínez  Mark Vervoort |
| Final score | 4–6, 6–3, [10–5] |
Steven de Waard and Ben McLachlan were the defending champions but chose not to defend their title.
Filippo Baldi and Andrea Pellegrino won the title after defeating Pedro Martínez and Mark Vervoort 4–6, 6–3, [10–5] in the final.
Facundo Bagnis / 
Ariel Behar (quarterfinals)
Ruben Gonzales / 
Nathaniel Lammons (first round) Julian Ocleppo / Andrea Vavassori (semifinals)
Roberto Quiroz / 
Manuel Sánchez (withdrew)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | F Bagnis A Behar | 64 | 77 | [10] | |||||||||||||||||||||||
| PR | A Arnaboldi D Bracciali | 77 | 65 | [6] | 1 | F Bagnis A Behar | 2 | 77 | [9] | ||||||||||||||||||
| Carlos Boluda-Purkiss B Zapata Miralles | 4 | 2 |  D Dutra da Silva R Dutra Silva | 6 | 65 | [11] | |||||||||||||||||||||
| D Dutra da Silva R Dutra Silva | 6 | 6 | D Dutra da Silva R Dutra Silva | ||||||||||||||||||||||||
| Alt | H Casanova  Zh Zhang | 4 | 4 | WC | F Baldi A Pellegrino | w/o | |||||||||||||||||||||
| WC | F Baldi A Pellegrino | 6 | 6 | WC | F Baldi A Pellegrino | w/o | |||||||||||||||||||||
| WC | Riccardo Balzerani G Fonio | 3 | 6 | [6] | G Clezar  A González | ||||||||||||||||||||||
| G Clezar A González | 6 | 4 | [10] | WC | F Baldi A Pellegrino | 4 | 6 | [10] | |||||||||||||||||||
 B Arias H Dellien | 64 | 6 | [10] | P Martínez M Vervoort | 6 | 3 | [5] | ||||||||||||||||||||
| Alt | M Bortolotti W Trusendi | 77 | 2 | [8] | B Arias H Dellien | 62 | 66 | ||||||||||||||||||||
| WC | Alessio De Bernardis Giorgio Portaluri | 6 | 0 | [3] | 3 | J Ocleppo A Vavassori | 77 | 78 | |||||||||||||||||||
| 3 | J Ocleppo A Vavassori | 4 | 6 | [10] | 3 | J Ocleppo A Vavassori | 4 | 6 | [6] | ||||||||||||||||||
| T Monteiro J Souza | 4 | 2 | P Martínez M Vervoort | 6 | 3 | [10] | |||||||||||||||||||||
| P Martínez M Vervoort | 6 | 6 | P Martínez M Vervoort | 6 | 6 | ||||||||||||||||||||||
| M Cuevas A Motti | 1 | 6 | [11] | M Cuevas A Motti | 4 | 3 | |||||||||||||||||||||
| 2 | R Gonzales N Lammons | 6 | 3 | [9] | |||||||||||||||||||||||
Hicham Arazi was the defending champion, but lost in the quarterfinals this year.
Andrea Hlaváčková and Lucie Hradecká were the defending champions, but they lost in the first round to Gabriela Dabrowski and Alla Kudryavtseva.
Kristina Mladenovic and Galina Voskoboeva won the title, defeating Sofia Arvidsson and Johanna Larsson in the final, 7–6(7–5), 6–3.
Anastasia Pavlyuchenkova and Lucie Šafářová were the defending champions, but Pavlyuchenkova chose not to participate this year.
Šafářová played alongside Kristina Mladenovic and successfully defended the title, defeating Andrea Hlaváčková and Liezel Huber in the final 6–3, 7–6(8–6).
Janette Husárová and Magdaléna Rybáriková were the defending champions but decided not to participate.
Andrea Hlaváčková and Lucie Hradecká won the title, defeating Nina Bratchikova and Anna Tatishvili in the final, 6–4, 6–1.
Martina Navratilova and Pam Shriver were the defending champions and successfully defended their title, defeating Claudia Kohde-Kilsch and Helena Suková in the final 4–6, 6–2, 6–2. This was their 8th successive Grand Slam title in women's doubles.
Tatjana (Malek) Maria and Kristina Mladenovic were the defending champions, but decided not to participate this year.
Alla Kudryavtseva and Anastasia Rodionova were the defending champions, but decided not to participate this year.
Belinda Bencic and Kateřina Siniaková were the defending champions, but Bencic chose not to participate this year. Siniaková played alongside Barbora Krejčíková, but lost in the first round to Margarita Gasparyan and Andrea Hlaváčková.
Gasparyan and Hlaváčková went on to win the title, defeating María Irigoyen and Paula Kania in the final, 6–4, 6–2.
Xenia Knoll and Aleksandra Krunić were the defending champions, but Knoll chose to compete in Prague instead. Krunić played alongside Daria Gavrilova, but lost in the semifinals to Tímea Babos and Andrea Hlaváčková.
Andrea Hlaváčková and Lucie Hradecká were the defending champions, but decided not to compete together. Hradecká partnered with Barbora Krejčíková, but lost in the quarterfinals to Bianca Andreescu and Carson Branstine. Hlaváčková partnered with Tímea Babos and successfully defended her title, defeating Andreescu and Branstine 6–3, 6–1 in the final.
Ekaterina Makarova and Elena Vesnina were the defending champions, but lost in the semifinals to Kiki Bertens and Johanna Larsson.
Andrea Hlaváčková and Lucie Hradecká were the defending champions, but Hradecká could not participate this year due to injury. Hlaváčková played alongside Tímea Babos and successfully defended the title, defeating Nicole Melichar and Anna Smith in the final, 6–2, 3–6, [10–3].
Martina Hingis and Jamie Murray were the defending champions, but Hingis retired from professional tennis at the end of 2017. Murray successfully defended his title alongside Bethanie Mattek-Sands, defeating Alicja Rosolska and Nikola Mektić, 2–6, 6–3, [11–9] to win the mixed doubles tennis title at the 2018 US Open
Tímea Babos and Anastasia Pavlyuchenkova were the defending champions, but chose not to participate this year.
Jean-Julien Rojer and Horia Tecău were the defending champions, and successfully defended their title, defeating James Cerretani and Leander Paes in the final, 6–2, 7–6(7–2).
Tímea Babos and Andrea Sestini Hlaváčková were the defending champions, but neither player chose to defend their title.
Nicolas Mahut and Édouard Roger-Vasselin were the defending champions, but Mahut chose not to defend the title and Roger-Vasselin chose to compete in Stockholm instead.
Nicole Arendt and Kristine Radford were the defending champions and successfully defended their title, by defeating Kerry-Anne Guse and Andrea Strnadová 6–2, 6–2 in the final.
Austin Krajicek and Franko Škugor were the defending champions, but Krajicek chose to compete at the Summer Olympics and Škugor chose not to defend his title.
Jannik Sinner was the defending champion and successfully defended his title, defeating Gaël Monfils in the final, 6–3, 6–4.