Lennon Roark Jones
2023
| J200 ISTRES | [7] | Quarter |
| J200 CAPDAIL | [4] | 2R |
| J500 CRICIUMA | 2R | |
| J300 PORTOALEGRE | Quarter | |
| AUSTRALIAN OPEN JUNIOR | 1R | |
| J300 TRARALGON | 1R |
2022
| JAOSAKA | [6] | Quarter |
| J1 COLLEGEPARK | [11] | 2R |
| WIMBLEDON JUNIOR | 1R | |
| J1 ROEHAMPTON | 1R | |
| JAMILAN | 2R | |
| J1 SANTACROCESULLARNO | 1R | |
| JAOFFENBACH | 1R | |
| J1 BEAULIEU-SUR-MER | Quarter | |
| J1 PLOVDIV | 2R | |
| J2 CAPDAIL | [4] | Semi |
| J2 OBERHACHING | [8] | Semi |
| AUSTRALIAN OPEN JUNIOR | 2R | |
| J1 TRARALGON | 2R |
2021
| JAPLANTATION | 1R | |
| J1 BRADENTON | 2R | |
| J1 SANXENXO | 2R | |
| J2 VIGO | Semi | |
| J2 CAIRO-2 | Semi | |
| J2 CAIRO | Quarter | |
| J3 CAIRO-2 | [8] | Win |
| J3 CAIRO | [7] | Semi |
| J3 PRAGUE | [8] | Semi |
| J4 ROTTERDAM-2 | [1] | Final |
| J4 THEHAGUE | [1] | Quarter |
| J5 PUSZCZYKOWO | [2] | Win |
| J4 SZCZECIN | Final | |
| J3 MANACOR | 1R |
2020
| J5 MATSUYAMA-2 | [4] | Win |
| J5 YAMANASHI-2 | [4] | Win |
| J5 OFFENBACH-3 | [4] | (continue) |
| J5 INGELHEIM | [3] | 2R |
| J4 HANNOVER | 2R | |
| J5 TALLINN-2 | Final | |
| J4 FREDERIKSBERG-2 | Semi | |
| J5 STAVANGER-2 | 1R |
2019
| AI SUGIYAMA CUP | [8] | Quarter |
Nation
JPN
Age
21 years old (born in 2005)
Year-end Junior World Ranking
- Year-end 2023 314th
- Year-end 2022 90th
- Year-end 2021 120th
- Year-end 2020 450th
- Year-end 2019 1246th
Match Details
J200 ISTRES
| W | 1R | Timofei Derepasko | 6-2 6-3 |
| W | 2R | Luis Garcia Paez | 3-6 7-6 6-3 |
| L | QF | Paul Barbier Gazeu | 0-6 6-7 |
J200 CAPDAIL
| W | 1R | Raphael Vaksmann | 6-4 7-6 |
| L | 2R | William Rejchtman Vinciguerra | 2-6 6-3 3-6 |
J500 CRICIUMA
| W | 1R | Victor Winheski | 6-1 6-4 |
| L | 2R | Emilien Demanet | 1-6 3-6 |
J300 PORTOALEGRE
| W | 1R | Abel Forger | 3-6 6-3 6-2 |
| W | 2R | Gustavo Ribeiro De Almeida | 6-3 6-0 |
| L | QF | Darwin Blanch | 7-6 3-6 6-7 |
AUSTRALIAN OPEN JUNIOR
| L | 1R | Danil Panarin | 3-6 6-4 6-7 |
J300 TRARALGON
| L | 1R | Joao Fonseca | 1-6 2-6 |
JAOSAKA
| W | 1R | Eito Komada | 6-2 6-2 |
| W | 2R | Hikaru Takahashi | 4-6 7-5 6-2 |
| W | 3R | Kevin Edengren | 3-6 6-2 7-6 |
| L | QF | Jonathan Irwanto | 4-6 0-6 |
J1 COLLEGEPARK
| W | 1R | Hudson Rivera | 7-5 6-1 |
| L | 2R | Adhithya Ganesan | 6-7 4-6 |
WIMBLEDON JUNIOR
| L | 1R | Alexander Frusina | 3-6 6-4 4-6 |
J1 ROEHAMPTON
| L | 1R | Arthur Gea | 3-6 2-6 |
JAMILAN
| W | 1R | Devin Badenhorst | 6-3 6-4 |
| L | 2R | Nishesh Basavareddy | 1-6 3-6 |
J1 SANTACROCESULLARNO
| L | 1R | Daniele Minighini | 7-6 3-6 2-6 |
JAOFFENBACH
| L | 1R | Liam Gavrielides | 0-6 0-6 |
J1 BEAULIEU-SUR-MER
| W | 1R | Thomas Faurel | 6-1 6-4 |
| W | 2R | Jan Kobierski | 6-4 6-4 |
| L | QF | Kilian Feldbausch | 0-6 0-6 |
J1 PLOVDIV
| W | 1R | Danil Panarin | 6-3 6-1 |
| L | 2R | Pedro Rodenas | 2-6 1-6 |
J2 CAPDAIL
| W | 1R | Jules Leroux | 6-2 5-7 6-2 |
| W | 2R | Theo Papamalamis | - - - |
| W | QF | Yanaki Milev | 3-6 6-4 7-5 |
| L | SF | Martin Landaluce | 3-6 2-6 |
J2 OBERHACHING
| W | 1R | Vit Kalina | 6-3 6-4 |
| W | 2R | Branko Djuric | 6-2 6-3 |
| W | QF | Stepan Mruzek | 3-6 6-4 6-4 |
| L | SF | Vojtech Petr | 4-6 5-7 |
AUSTRALIAN OPEN JUNIOR
| W | 1R | Connor Henry Van Schalkwyk | 7-6 6-2 |
| L | 2R | Kilian Feldbausch | 7-6 6-7 2-3 |
J1 TRARALGON
| W | 1R | Jaden Weekes | 6-4 6-3 |
| L | 2R | Olaf Pieczkowski | 7-6 4-6 1-6 |
JAPLANTATION
| L | 1R | Preston Stearns | 3-6 1-6 |
J1 BRADENTON
| W | 1R | Abedallah Shelbayh | 6-7 6-4 6-1 |
| L | 2R | Cooper Williams | 3-6 0-6 |
J1 SANXENXO
| W | 1R | Gilles Arnaud Bailly | 6-3 6-4 |
| L | 2R | Edas Butvilas | 6-4 1-6 5-7 |
J2 VIGO
| W | 1R | Constantinos Koshis | 6-3 6-7 6-3 |
| W | 2R | Pablo Trochu | 6-3 6-1 |
| W | QF | Alexander Orlov | 7-5 6-4 |
| L | SF | Martin Landaluce | 2-6 4-6 |
J2 CAIRO-2
| W | 1R | Omar Ali | 6-2 6-0 |
| W | 2R | Rodrigo Pacheco Mendez | 6-1 6-1 |
| W | QF | Mehdi Benchakroun | 6-3 4-6 6-2 |
| L | SF | Walid Ahouda | 6-4 1-6 6-7 |
J2 CAIRO
| W | 1R | Kurt Miller | 5-2 |
| W | 2R | Ilia Simakin | 6-4 6-3 |
| L | QF | Yassine Dlimi | 3-6 1-6 |
J3 CAIRO-2
| W | 1R | Abdelrahman Argoun | 6-1 6-3 |
| W | 2R | Lucas Brown | 4-6 6-3 6-2 |
| W | QF | Toky Ranaivo | 6-3 6-0 |
| W | SF | Yassine Dlimi | 4-6 7-5 6-4 |
| W | F | Attila Dominik Boros | 6-2 6-2 |
J3 CAIRO
| W | 1R | Abdalla Genedy | 6-1 6-1 |
| W | 2R | Hussein El Tawil | 6-4 4-6 6-1 |
| W | QF | Mehdi Benchakroun | 4-6 6-2 7-5 |
| L | SF | Karim Ibrahim | 2-6 6-7 |
J3 PRAGUE
| W | 1R | Vit Kalina | 6-4 6-1 |
| W | 2R | Francisco Tomas Geschwind | 7-6 6-0 |
| W | QF | Santiago Giamichelle | 6-4 6-2 |
| L | SF | Hynek Barton | 1-6 6-3 0-6 |
J4 ROTTERDAM-2
| W | 1R | Tiago Pires | 6-3 7-5 |
| W | 2R | Luka Novakovic | 6-3 6-2 |
| W | QF | Freek Van Donselaar | 6-1 6-0 |
| W | SF | Idriss Haddouch | 6-1 6-2 |
| L | F | Jay Dylan Hara Friend | 4-6 2-6 |
J4 THEHAGUE
| W | 1R | Tiago Boschmans | 6-0 6-3 |
| W | 2R | Roger Pascual Ferra | 6-4 6-2 |
| L | QF | Idriss Haddouch | 6-2 1-6 6-7 |
J5 PUSZCZYKOWO
| W | 1R | Clement Kubiak | 6-3 6-2 |
| W | 2R | Filip Apltauer | 7-6 7-6 |
| W | QF | Rashed Nawaf | 6-2 6-1 |
| W | SF | Kacper Szymkowiak | 6-4 6-3 |
| W | F | Gabriel Matuszewski | 5-7 6-4 6-0 |
J4 SZCZECIN
| W | 1R | Taym Al Azmeh | 6-2 6-4 |
| W | 2R | Tomasz Berkieta | 6-3 6-1 |
| W | QF | Noah Merre | 6-1 2-0 |
| W | SF | Erik Arutiunian | 6-4 1-6 6-2 |
| L | F | Liam Gavrielides | 1-6 6-0 4-6 |
J3 MANACOR
| L | 1R | Sascha Gueymard Wayenburg | 6-4 4-6 2-6 |
J5 MATSUYAMA-2
| W | 1R | Taiyo Kurata | 5-7 6-4 6-4 |
| W | 2R | Souta Oomura | 6-3 6-1 |
| W | QF | Kenta Miyoshi | 6-4 6-4 |
| W | SF | Hayato Matsuoka | 6-1 7-5 |
| W | F | Yua Taka | 6-1 7-5 |
J5 YAMANASHI-2
| W | 1R | Yu Tanaka | 6-1 6-4 |
| W | 2R | Kazumasa Matsuda | 6-0 6-1 |
| W | QF | Kenta Miyoshi | 6-3 6-3 |
| W | SF | Asahi Harazaki | 6-1 6-0 |
| W | F | Noritaka Koizumi | 6-3 2-6 7-6 |
J5 INGELHEIM
| W | 1R | Bon Lou Karstens | 6-2 6-1 |
| L | 2R | Dylan Dietrich | 4-6 6-2 3-6 |
J4 HANNOVER
| W | 1R | Freek Van Donselaar | 6-2 6-3 |
| L | 2R | Alessio Tramontin | 4-6 7-6 2-6 |
J5 TALLINN-2
| W | 1R | Jon William Karlstad | 6-1 6-3 |
| W | 2R | Ilia Simakin | 3-6 6-4 6-4 |
| W | QF | Danila Ishchanka | 6-2 6-1 |
| W | SF | Jay Dylan Hara Friend | 4-6 6-2 6-4 |
| L | F | Erik Arutiunian | 6-7 2-6 |
J4 FREDERIKSBERG-2
| W | 1R | Caspar Jalili Mikkelsen | 6-4 6-3 |
| W | 2R | Marcel Politowicz | 6-7 6-1 6-3 |
| W | QF | Michael Felix Frank | 6-4 6-3 |
| L | SF | Adam Jurajda | 6-7 4-6 |
J5 STAVANGER-2
| L | 1R | Oliver Ojakaar | 2-6 4-6 |
AI SUGIYAMA CUP
| W | 1R | Hayato Kurihara | 6-1 6-2 |
| W | 2R | Ryuichiro Nakano | 7-5 6-3 |
| L | QF | Kaiyo Teshima | 0-6 6-7 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 10505, Number of registered players: 6,666, Number of registered results: 385,227