| Doubles | |
|---|---|
| 2019 Firenze Tennis Cup | |
| Champions |  Luca Margaroli  Adil Shamasdin |
| Runners-up |  Gerard Granollers Pedro Martínez |
| Score | 7–5, 6–7(6–8), [14–12] |
Rameez Junaid and David Pel were the defending champions [1] but chose not to defend their title.
Luca Margaroli and Adil Shamasdin won the title after defeating Gerard Granollers and Pedro Martínez 7–5, 6–7(6–8), [14–12] in the final.
Simone Bolelli / David Vega Hernández (quarterfinals)
Tomislav Brkić / 
Ante Pavić (semifinals) Luca Margaroli / Adil Shamasdin (champions) Gerard Granollers / Pedro Martínez (final)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | S Bolelli D Vega Hernández | 6 | 78 | ||||||||||||||||||||||||
T Draganja  M Safwat | 1 | 66 | 1 | S Bolelli D Vega Hernández | 5 | 7 | [9] | ||||||||||||||||||||
S Ehrat  M Eriksson | 7 | 5 | [11] | ||||||||||||||||||||||||
| S Ehrat M Eriksson | 77 | 2 | [5] | ||||||||||||||||||||||||
| 4 | G Granollers P Martínez | 3 | 6 | [10] | 4 | G Granollers P Martínez | 65 | 6 | [10] | ||||||||||||||||||
| J Barranco Cosano D Gimeno Traver | 6 | 4 | [8] | 4 | G Granollers P Martínez | 6 | 77 | ||||||||||||||||||||
 K Coppejans S Martos Gornés | 0 | 65 | |||||||||||||||||||||||||
| 4 | G Granollers P Martínez | 5 | 78 | [12] | |||||||||||||||||||||||
| 3 | L Margaroli A Shamasdin | 7 | 66 | [14] | |||||||||||||||||||||||
 P Sousa  M Vervoort | 1 | 2 | |||||||||||||||||||||||||
| PR | Í Cervantes O Roca Batalla | 2 | 64 | 3 | L Margaroli A Shamasdin | 6 | 6 | ||||||||||||||||||||
| 3 | L Margaroli A Shamasdin | 6 | 77 | 3 | L Margaroli A Shamasdin | 6 | 6 | ||||||||||||||||||||
| WC | Riccardo Balzerani G Zeppieri | 1 | 64 | 2 | T Brkić A Pavić | 4 | 3 | ||||||||||||||||||||
| WC | E Dalla Valle GM Moroni | 6 | 77 | WC | E Dalla Valle GM Moroni | 5 | 77 | [9] | |||||||||||||||||||
| WC | Filippo Borella Pietro Padovani | 1 | 0 | 2 | T Brkić A Pavić | 7 | 62 | [11] | |||||||||||||||||||
| 2 | T Brkić A Pavić | 6 | 6 | ||||||||||||||||||||||||
Jerzy Janowicz and Jürgen Zopp were the defending champions but decided not to participate.
Dominik Meffert and Philipp Oswald defeated Jamie Delgado and Andreas Siljeström 3–6, 7–6(7–0), [10–7] in the final to win the title.
Jesse Huta Galung and Stéphane Robert were the defending champions, but Robert chose not to participate this year. Huta Galung was scheduled to play alongside Pablo Andújar in the qualifying draw, but withdrew with a right calf injury.
Gerard Granollers and Oriol Roca Batalla were the defending champions but only Roca Batalla decided to defend his title, partnering Pedro Martínez. Roca Batalla lost in the quarterfinals to Kevin Krawietz and Maximilian Marterer.
Gerard Granollers and Adrián Menéndez-Maceiras were the defending champions but only Menéndez-Maceiras defended his title, partnering John Paul Fruttero. Ménendez-Maceiras lost in the first round to Luca Margaroli and Hugo Nys.
Santiago González and Mate Pavić were the defending champions but only González chose to defend his title, partnering Artem Sitak. González lost in the first round to Marcelo Arévalo and Fabrício Neis.
Bai Yan and Li Zhe were the defending champions but chose not to defend their title.
Marcel Granollers and Marcin Matkowski were the defending champions, but Granollers chose to compete in Beijing instead. Matkowski played alongside Aisam-ul-Haq Qureshi, but lost in the first round to Santiago González and Julio Peralta.
Sander Gillé and Joran Vliegen were the defending champions but only Vliegen chose to defend his title, partnering Rameez Junaid. Vliegen lost in the quarterfinals to Pedro Martínez and David Vega Hernández.
This was the first edition of the tournament.
Leander Paes and Purav Raja were the defending champions but chose not to defend their title.
Félix Auger-Aliassime and Nicola Kuhn were the defending champions but chose not to defend their title.
Scott Clayton and Jonny O'Mara were the defending champions but only Clayton chose to defend his title, partnering Adil Shamasdin. Clayton lost in the semifinals to Laurynas Grigelis and Zdeněk Kolář.
Sander Arends and Adil Shamasdin were the defending champions but chose not to defend their title.
This was the first edition of the tournament.
Gerard Granollers and Pedro Martínez were the defending champions and successfully defended their title.
Fabrício Neis and David Vega Hernández were the defending champions but only Vega Hernández chose to defend his title, partnering Fernando Romboli. Vega Hernández lost in the quarterfinals to Eduard Esteve Lobato and Oriol Roca Batalla.
The 2019 Firenze Tennis Cup was a professional tennis tournament played on clay courts. It was the second edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Florence, Italy between 23 and 29 September 2019.
Lloyd Harris and Dudi Sela were the defending champions but chose not to defend their title.
Laurynas Grigelis and Zdeněk Kolář were the defending champions but only Kolář chose to defend his title, partnering Julian Ocleppo. Kolář successfully defended his title after defeating Luca Margaroli and Andrea Vavassori 6–4, 6–3 in the final.
Kevin Krawietz and Andreas Mies were the defending champions but chose not to defend their title.