| Challenger Bogota MD | 07/06 17:30 | 26 | Krstin P / Zekic M v Carou/Mena | Walkover | |
| Challenger Cali MD | 06/29 19:20 | 26 | Balaji N S / Nedunchezhiyan J v Krstin P / Zekic M | Walkover | |
| Challenger Iasi MD | 07/14 13:00 | 26 | Casanova/Ortega-Olmedo v Krstin P / Zekic M | 6-0,6-4 | |
| Challenger Guayaquil MD | 11/01 02:10 | 26 | Duran G / Quiroz R v Krstin P / Zekic M | Walkover | |
| Challenger Lima MD | 10/22 21:00 | 26 | Krstin P / Zekic M v Sousa P / Vervoort M | 6-7,2-6 | |
| Challenger - Punta del Este - Doubles Hommes | 02/26 20:00 | 26 | Krstin P / Zekic M v Bolelli S / Giannessi A | 2-6,5-7 |