| 2018 Guzzini Challenger | |
|---|---|
| Date | 2–8 July |
| Edition | 16th |
| Surface | Hard |
| Location | Recanati, Italy |
| Champions | |
| Singles | |
 Daniel Brands | |
| Doubles | |
 Gong Maoxin / Zhang Ze | |
The 2018 Guzzini Challenger was a professional tennis tournament played on hard courts. It was the sixteenth edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Recanati, Italy between 2 and 8 July 2018.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 IND | Ramkumar Ramanathan | 125 | 1 |
 BLR | Ilya Ivashka | 126 | 2 |
 FRA | Quentin Halys | 133 | 3 |
 KAZ | Alexander Bublik | 141 | 4 |
 ESP | Adrián Menéndez Maceiras | 146 | 5 |
 CRO | Viktor Galović | 183 | 6 |
 ITA | Salvatore Caruso | 195 | 7 |
 JPN | Hiroki Moriya | 214 | 8 |
The following players received wildcards into the singles main draw:
Raúl Brancaccio Enrico Dalla Valle Giacomo Miccini Andrea Vavassori The following player received entry into the singles main draw using a protected ranking:
The following players received entry from the qualifying draw:
Daniel Brands def. Adrián Menéndez Maceiras 7–5, 6–3. Gong Maoxin / Zhang Ze def. 
Gonzalo Escobar / 
Fernando Romboli 2–6, 7–6(7–5), [10–8].The 2011 IPP Open was a professional tennis tournament played on hard courts. It was the eleventh edition of the tournament which is part of the 2011 ATP Challenger Tour. It took place in Helsinki, Finland between 21 and 27 November 2011.
The 2012 Tallahassee Tennis Challenger was a professional tennis tournament played on hard courts. It was the 13th edition of the tournament which was part of the 2012 ATP Challenger Tour. It took place in Tallahassee, Florida, United States between 2 and 8 April 2012.
The 2013 Città di Como Challenger was a professional tennis tournament played on clay courts. It was the eight edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Como, Italy between 26 August and 1 September 2013.
The 2015 Trofeo Faip–Perrel was a professional tennis tournament played on hard courts. It was the tenth edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Bergamo, Italy between 9 and 15 February 2015.
The 2015 Challenger La Manche was a professional tennis tournament played on hard courts. It was the 22nd edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Cherbourg, France between 23 February and 1 March.
The 2015 Open BNP Paribas Banque de Bretagne was a professional tennis tournament played on hard courts. It was the fifth edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Quimper, France between 2 and 8 March 2015.
The 2015 Città di Como Challenger was a professional tennis tournament played on clay courts. It was the tenth edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Como, Italy, between 31 August and 6 September 2015.
The 2017 Copa Ciudad de Tigre was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Tigre, Argentina between 14 and 19 March 2017.
The 2017 ZS-Sports China International Challenger was a professional tennis tournament played on clay courts. It was the 2nd edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Qingdao, China between 17 and 23 April 2017.
The 2017 Tallahassee Tennis Challenger will be a professional tennis tournament played on green clay courts. It will be the 18th edition of the tournament which will be part of the 2017 ATP Challenger Tour. It will take place in Tallahassee, Florida, United States between 24 and 29 April 2017.
The 2018 Loughborough Trophy was a professional tennis tournament played on indoor hard courts. It was the first edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Loughborough, United Kingdom between 21 and 27 May 2018.
The XVI Venice Challenge Save Cup was a professional tennis tournament played on clay courts. It was the 5th edition of the men's tournament which was part of the 2018 ATP Challenger Tour. It took place in Mestre, Italy between 21 and 27 May 2018.
The 2018 Poznań Open was a professional tennis tournament played on clay courts. It was the fifteenth edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place at the Park Tenisowy Olimpia in Poznań, Poland from 5 to 10 June 2018.
The 2018 Fuzion 100 Surbiton Trophy was a professional tennis tournament played on outdoor grass courts. It was the fifteenth (ATP) and sixteenth (ITF) editions of the tournament and was part of the 2018 ATP Challenger Tour and the 2018 ITF Women's Circuit. It took place in Surbiton, United Kingdom, on 4–10 June 2018.
The 2018 Almaty Challenger was a professional tennis tournament played on clay courts. It was the second edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Almaty, Kazakhstan between 11 and 16 June 2018.
The 2018 President's Cup was a professional tennis tournament played on outdoor hard courts. It was the thirteenth (ATP) and tenth (ITF) editions of the tournament and was part of the 2018 ATP Challenger Tour and the 2018 ITF Women's Circuit. It took place in Astana, Kazakhstan, on 16–22 July 2018.
The 2018 Advantage Cars Prague Open was a professional tennis tournament played on outdoor clay courts. It was the fifth (ATP) and fourth (ITF) editions of the tournament and was part of the 2018 ATP Challenger Tour and the 2018 ITF Women's Circuit. It took place in Prague, Czech Republic, on 23–29 July 2018.
The 2018 Bauer Watertechnology Cup was a professional tennis tournament played on carpet courts. It was the 22nd edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Eckental, Germany between 29 October and 4 November 2018.
The 2019 Poznań Open 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 at the Park Tenisowy Olimpia in Poznań, Poland from 3 to 9 June 2019.
The 2019 Città di Como Challenger was a professional tennis tournament played on clay courts. It was the fourteenth edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Como, Italy between 26 August and 1 September 2019.
