Stadium: Cancha Central Round: 26 Ground: Clay
| Milan, Italy | 2017/06/28 10:30 | Pella, Guido v Krstin, Pedja | 5-7,6-1,6-1 |
| Montevideo, Uruguay | 2018/11/06 15:00 | Federico Gaio v Krstin, Pedja | 6-7,5-7 |
| Challenger Guayaquil | 2018/11/01 20:30 | Krstin, Pedja v Guido Andreozzi | 4-6,2-6 |
| Challenger Guayaquil | 2018/10/31 18:00 | Lorenzi, Paolo v Krstin, Pedja | 6-7,2-6 |
| Challenger Guayaquil | 2018/10/29 19:45 | Krstin, Pedja v Roberto Cid Subervi | 6-3,7-6 |
| Challenger Lima | 2018/10/24 01:05 | Krstin, Pedja v Delbonis, Federico | 2-6,2-6 |
| Santo Domingo, Dominican Republic | 2018/10/13 01:15 | Krstin, Pedja v Delbonis, Federico | 0-6,3-6 |
| Santo Domingo, Dominican Republic | 2018/10/11 15:25 | Emilio Gomez v Krstin, Pedja | 3-6,1-6 |
| Santo Domingo, Dominican Republic | 2018/10/08 23:10 | Krstin, Pedja v Roberto Cid Subervi | 6-0,6-1 |
| Montevideo, Uruguay | 2018/11/05 21:00 | Roberto Cid Subervi v Pella, Guido | 4-6,1-6 |
| Paris, France | 2018/10/27 10:00 | Ebden, Matthew v Pella, Guido | 6-3,3-6,6-1 |
| ATP Vienna | 2018/10/21 13:05 | Pella, Guido v Bemelmans, Ruben | 4-6,0-6 |
| Antwerp, Belgium | 2018/10/16 16:30 | Tsonga, Jo-Wilfried v Pella, Guido | 7-5,5-7,7-6 |
| Chengdu, Chine | 2018/09/25 05:00 | Pella, Guido v Querrey, Sam | 6-7,1-6 |
| St. Petersburg, Russia | 2018/09/20 11:30 | Damir Dzumhur v Pella, Guido | 6-4,6-4 |
| St. Petersburg, Russia | 2018/09/19 12:00 | Ilya Ivashka v Pella, Guido | 6-4,3-6,4-6 |
| Coupe Davis | 2018/09/14 17:00 | Pella, Guido v Daniel Elahi Galan | 3-6,6-4,4-6,6-3,6-2 |