17.07.18 | 1st round | Paolo Lorenzi/Guido Pella | Marin Draganja/Tomislav Draganja | 6-3, 6-1 | | match details | Umag | Clay |
30.05.18 | 1st round | Facundo Bagnis/Fabricio Neis | Marin Draganja/Tomislav Draganja | 6-2, 3-6, 12-10 | | match details | Vicenza Challenger | Clay |
26.05.18 | fin | Marin Draganja/Tomislav Draganja | Romain Arneodo/Danilo Petrovic | 6-4, 6-72, 10-2 | | match details | Mestre Challenger | Clay |
25.05.18 | 1/2 | Marin Draganja/Tomislav Draganja | Federico Gaio/Gian Marco Moroni | 6-3, 6-4 | | match details |
24.05.18 | 1/4 | Marin Draganja/Tomislav Draganja | Andrea Arnaboldi/Luca Vanni | 6-4, 4-6, 17-15 | | match details |
21.05.18 | 1st round | Marin Draganja/Tomislav Draganja | Walter Trusendi/Matteo Viola | 6-4, 6-3 | | match details |
18.05.18 | 1/2 | Marcelo Arevalo/Miguel-Angel Reyes-Varela | Marin Draganja/Tomislav Draganja | 5-7, 7-66, 11-9 | | match details | Lisbon Challenger | Clay |
17.05.18 | 1/4 | Marin Draganja/Tomislav Draganja | Francisco Dias/Goncalo Falcao | 6-0, 6-2 | | match details |
16.05.18 | 1st round | Marin Draganja/Tomislav Draganja | Robert Galloway/Andreas Siljestrom | 7-60, 6-4 | | match details |
10.05.18 | 1/4 | Daniele Bracciali/Gianluigi Quinzi | Marin Draganja/Tomislav Draganja | 7-5, 6-4 | | match details | Rome Challenger | Clay |
07.05.18 | 1st round | Marin Draganja/Tomislav Draganja | Zdenek Kolar/Adam Pavlasek | 6-3, 2-6, 10-4 | | match details |
25.04.18 | 1st round | Denys Molchanov/Igor Zelenay | Marin Draganja/Tomislav Draganja | 6-2, 6-2 | | match details | Francavilla Challenger | Clay |
09.04.18 | 1st round | Alessandro Motti/Andrea Vavassori | Marin Draganja/Tomislav Draganja | 2-6, 7-64, 10-6 | | match details | Barletta Challenger | Clay |
15.03.18 | 1/4 | Rigele Te/Di Wu | Marin Draganja/Tomislav Draganja | 4-6, 6-3, 10-7 | | match details | Shenzhen Challenger | Hard |
13.03.18 | 1st round | Marin Draganja/Tomislav Draganja | Hubert Hurkacz/Kamil Majchrzak | 7-5, 7-65 | | match details |
06.03.18 | 1st round | Cheng-Peng Hsieh/Rameez Junaid | Marin Draganja/Tomislav Draganja | 6-2, 6-3 | | match details | Zhuhai Challenger | Hard |
19.02.18 | 1st round | Laurynas Grigelis/Alessandro Motti | Marin Draganja/Tomislav Draganja | 6-70, 6-2, 10-5 | | match details | Bergamo Challenger | I. hard |
11.02.18 | fin | Felix Auger Aliassime/Nicola Kuhn | Marin Draganja/Tomislav Draganja | 2-6, 6-2, 11-9 | | match details | Budapest Challenger | I. hard |
09.02.18 | 1/2 | Marin Draganja/Tomislav Draganja | Andreas Siljestrom/Elias Ymer | 6-4, 6-3 | | match details |
07.02.18 | 1/4 | Marin Draganja/Tomislav Draganja | Grzegorz Panfil/Vladimir Uzhylovsky | 3-6, 6-3, 10-1 | | match details |
05.02.18 | 1st round | Marin Draganja/Tomislav Draganja | Ivan Sabanov/Matej Sabanov | 7-5, 7-64 | | match details |
31.01.18 | 1st round | Rameez Junaid/Toshihide Matsui | Marin Draganja/Tomislav Draganja | 7-5, 2-6, 10-7 | | match details | Quimper Challenger | I. hard |
22.01.18 | 1st round | Sergiy Stakhovsky/Mikhail Youzhny | Marin Draganja/Tomislav Draganja | 6-4, 6-4 | | match details | Rennes Challenger | I. hard |
16.01.18 | 1st round | Romain Arneodo/Tristan-Samuel Weissborn | Marin Draganja/Tomislav Draganja | 6-4, 1-6, 10-3 | | match details | Koblenz Challenger | I. hard |