Jannik Sinner
2017
| J3 MOHAMMEDIA | [2] | Quarter |
| J4 ELPRAT | [1] | Win |
| J3 PALERMO | [8] | 1R |
| J2 PANCEVO | 2R | |
| J2 PRATO | Semi | |
| J2 SALSOMAGGIORETERME | 2R | |
| J4 DOHA-2 | Win | |
| J4 KAARINA | 1R | |
| J4 COPENHAGEN | 1R |
Nation
ITA
Age
24 years old (born in 2001)
World Ranking
ATP Ranking　1th
Rival
simon anthony ivanov (0-2)
Match Details
2017 J3 MOHAMMEDIA
| W | 1R | Adam Nagoudi | 6-2 6-2 |
| W | 2R | Christian Lerby | 6-4 6-4 |
| L | QF | Simon Anthony Ivanov | 6-7 |
2017 J4 ELPRAT
| W | 1R | Mikel Aranzabal | 7-5 6-1 |
| W | 2R | Alex Martinez | 6-2 6-1 |
| W | QF | Alejandro Garcia Carbajal | 6-3 6-2 |
| W | SF | Duccio Petreni | 6-2 6-0 |
| W | F | Giuseppe La Vela | 6-3 6-1 |
2017 J3 PALERMO
| L | 1R | Simon Anthony Ivanov | 3-6 5-7 |
2017 J2 PANCEVO
| W | 1R | Dominik Palan | 6-2 6-1 |
| L | 2R | Nini Gabriel Dica | 2-6 3-6 |
2017 J2 PRATO
| W | 1R | William Grant | 6-3 7-6 |
| W | 2R | Yunchaokete Bu | 6-2 6-1 |
| W | 3R | Samuele Ramazzotti | 7-6 6-2 |
| W | QF | Guido Marson | 6-7 6-3 7-6 |
| L | SF | Yu Hsiou Hsu | 1-6 2-6 |
2017 J2 SALSOMAGGIORETERME
| W | 1R | Igor Gimenez | 1-6 7-6 6-2 |
| L | 2R | Chun Hsin Tseng | 5-7 0-6 |
2017 J4 DOHA-2
| W | 1R | Pawel Jankowiak | 6-1 6-0 |
| W | 2R | Harry Wendelken | 3-6 6-4 7-5 |
| W | QF | Marko Vejnovic | 6-4 6-1 |
| W | SF | Luca Staeheli | 6-2 6-2 |
| W | F | Harold Mayot | 7-6 2-6 6-3 |
2017 J4 KAARINA
| L | 1R | Anton Ornberg | 6-7 7-5 4-6 |
2017 J4 COPENHAGEN
| L | 1R | Kevin Chahoud | 6-2 1-6 3-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 14549, Number of registered players: 7,577, Number of registered results: 451,713