| Challenger Leon | 04/26 00:20 | 26 | [98] Alexander Bublik v Danilo Petrovic [295] | 7-6,7-5 | |
| Challenger Leon | 04/24 19:30 | 25 | [295] Danilo Petrovic v John-Patrick Smith [228] | 6-3,6-4 | |
| Challenger Leon | 04/23 23:00 | 24 | [295] Danilo Petrovic v Camilo Ugo Carabelli [451] | 6-2,6-2 | |
| Challenger Leon | 04/23 23:00 | 24 | Danilo Petrovic v Janko Tipsarevic | Cancelled | |
| Challenger San Luis Potosi | 04/17 19:00 | 25 | [351] Marc-Andrea Huesler v Danilo Petrovic [284] | 6-3,6-4 | |
| Challenger Murcia | 04/08 14:30 | 24 | [286] Danilo Petrovic v Tommy Robredo [222] | 2-6,6-2,4-6 | |
| Challenger Zhuhai | 03/07 10:25 | 26 | [282] Kaichi Uchida v Danilo Petrovic [291] | 7-6,3-6,6-4 | |
| Challenger Zhuhai | 03/06 12:15 | 25 | [291] Danilo Petrovic v Aleksandr Nedovyesov [193] | 3-6,6-4,6-2 | |
| Challenger Zhuhai | 03/05 02:30 | 24 | [334] Luke Saville v Danilo Petrovic [291] | 2-6,1-6 | |
| Challenger Bergamo | 02/20 12:10 | 25 | [209] Arthur De Greef v Danilo Petrovic [293] | 6-3,6-4 | |
| Challenger Bergamo | 02/18 17:40 | 24 | Peter Heller v Danilo Petrovic | 6-3,5-7,3-6 | |
| Challenger Budapest | 02/06 13:20 | 25 | [284] Danilo Petrovic v Oscar Otte [165] | 6-7,6-3,6-7 | |
| Challenger Budapest | 02/05 16:35 | 24 | David Szintai v Danilo Petrovic | 3-6,4-6 | |
| Challenger Cleveland | 01/30 01:25 | 25 | [172] Darian King v Danilo Petrovic [286] | 6-3,6-4 | |
| Challenger Cleveland | 01/28 18:40 | 24 | [286] Danilo Petrovic v Ante Pavic [299] | 7-6,4-6,7-6 | |
| Challenger Newport Beach | 01/22 21:30 | 25 | [282] Danilo Petrovic v Miomir Kecmanovic [125] | 4-6,3-6 | |
| Challenger Newport Beach | 01/21 19:35 | 24 | [282] Danilo Petrovic v Daniel Elahi Galan [221] | 4-6,6-4,6-2 | |
| Challenger Pune | 11/20 05:30 | 25 | Danilo Petrovic v Ben Patael | 7-5,4-6,4-6 | |
| Challenger Bangalore | 11/13 11:20 | 25 | [292] Frederico Ferreira Silva v Danilo Petrovic [296] | 6-3,3-6,6-4 | |
| Challenger Tashkent | 10/09 06:20 | 25 | [266] Danilo Petrovic v Felix A-Aliassime [128] | 4-6,5-7 | |
| Challenger Tashkent | 10/09 05:00 | 25 | Danilo Petrovic v Scott Griekspoor | Cancelled | |
| Challenger Almaty 2 | 10/02 04:00 | 25 | [263] Danilo Petrovic v Mirza Basic [77] | 3-6,3-6 | |
| US Open | 08/23 15:00 | 45 | [232] Danilo Petrovic v Lorenzo Giustino [255] | 2-6,6-4,3-6 | |
| US Open | 08/21 16:45 | 44 | [113] Adrian M-Maceiras v Danilo Petrovic [232] | 3-6,3-6 | |
| Challenger Jinan | 08/06 07:30 | 25 | Danilo Petrovic v Denis Yevseyev | 4-6,2-6 | |
| Challenger Chengdu | 07/31 04:40 | 25 | [171] Tatsuma Ito v Danilo Petrovic [227] | 7-6,7-6 | |
| ATP Hamburg Qual | 07/22 09:00 | 164 | [117] Corentin Moutet v Danilo Petrovic [220] | 6-4,6-4 | |
| ATP Hamburg Qual | 07/21 10:00 | 64 | [220] Danilo Petrovic v Calvin Hemery [150] | 5-7,7-6,7-5 | |
| ATP Umag Qual | 07/15 08:00 | 64 | [115] Martin Klizan v Danilo Petrovic [222] | 2-6,7-6,6-4 | |
| Challenger Recanati | 07/02 16:55 | 25 | [222] Danilo Petrovic v Roberto Quiroz [235] | 2-6,6-3,2-6 |