Learner Tien

2023

Us Open Junior	[11]	Final
Roland Garros Junior		Semi
Australian Open Junior		Final
J300Traralgon		Semi

2022

Usopenjuniorchampionships		1R
Us Open Junior		1R
Wimbledon Junior		Quarter
J1Roehampton		3R
Jamilan		Semi
Jb1Indianwells	[15]	Quarter
J1Sandiego	[12]	Win
J1Sanjose		Semi

2021

J5Daytonabeach		(continue)
J4Plantation		1R
J4Coralgables		1R
J4Lasvegas		1R

Nation

USA

Age

19 years old (born in 2005)

World Ranking

ATP Ranking　67th

Year-end Junior World Ranking

Rival

Lautaro Midon (1-2)

[2022] JAMILAN 4-6 6-3 6-0
[2022] US OPEN JUNIOR 3-6 2-6
[2022] USOPENJUNIORCHAMPIONSHIPS 3-6 2-6

Joao Fonseca (1-1)

[2023] ROLAND GARROS JUNIOR 6-3 2-6 6-1
[2023] US OPEN JUNIOR 6-4 4-6 3-6

Alexander Blockx (1-1)

[2023] ROLAND GARROS JUNIOR 6-4
[2023] AUSTRALIAN OPEN JUNIOR 1-6 6-2 6-7

Kyle Kang (1-1)

[2023] J300TRARALGON 3-6 3-6
[2022] J1SANDIEGO 5-7 6-2 6-4

Michael Zheng (2-0)

[2022] J1SANDIEGO 6-0 6-2
[2022] JB1INDIANWELLS 6-2 3-6 6-1

Match Details

2023 Us Open Junior

W	1R	Abel Forger	6-2 6-4
W	2R	Sebastian Eriksson	7-6 6-4
W	3R	Carlo Alberto Caniato	6-4 6-3
W	QF	Rodrigo Pacheco Mendez	4-6 6-0 7-5
W	SF	Arthur Gea	7-6 6-7 6-1
L	F	Joao Fonseca	6-4 4-6 3-6

2023 Roland Garros Junior

W	1R	Federico Bondioli	6-4 6-3
W	2R	Andrea Mchich	7-6 6-3
W	3R	Alexander Blockx	6-4
W	QF	Joao Fonseca	6-3 2-6 6-1
L	SF	Juan Carlos Prado Angelo	1-6 5-7

2023 Australian Open Junior

W	1R	Hayato Matsuoka	6-0 6-3
W	2R	Federico Cina	2-6 6-2 6-4
W	3R	Jakub Filip	6-0 6-2
W	QF	Iliyan Radulov	6-0 6-0
W	SF	Tomasz Berkieta	6-4 6-2
L	F	Alexander Blockx	1-6 6-2 6-7

2023 J300Traralgon

W	1R	Danil Panarin	6-4 6-0
W	2R	Zoran Ludoski	6-1 6-3
W	3R	Maxim Mrva	6-2 6-4
W	QF	Atakan Karahan	6-1 6-3
L	SF	Kyle Kang	3-6 3-6

2022 Usopenjuniorchampionships

Lautaro Midon

3-6 2-6

2022 Wimbledon Junior

W	1R	Jack Loutit	6-4 6-0
W	2R	Gonzalo Bueno	4-6 6-3 6-3
W	3R	Martyn Pawelski	6-3 6-7 6-2
L	QF	Martin Landaluce	5-7 3-6

2022 J1Roehampton

W	1R	Jeremy Jin	7-6 6-1
W	2R	Massimo Giunta	4-2
L	3R	Patrick Brady	2-6 4-6

2022 Jamilan

W	1R	Alessandro Versteegh	6-2 6-1
W	2R	Ignacio Buse	6-3 6-7 6-3
W	3R	Vilius Gaubas	7-5 6-2
W	QF	Lautaro Midon	4-6 6-3 6-0
L	SF	Adolfo Daniel Vallejo	6-3 2-6 3-6

2022 Jb1Indianwells

W	1R	Justin Chung	6-0 6-1
W	2R	Noah Hernandez	6-3 6-3
W	3R	Michael Zheng	6-2 3-6 6-1
L	QF	Alex Michelsen	4-6 5-7

2022 J1Sandiego

W	1R	Stefan Regalia	6-3 6-1
W	2R	Evan Wen	6-1 6-1
W	3R	Aidan Kim	7-5 6-7 7-5
W	QF	Michael Zheng	6-0 6-2
W	SF	Ethan Quinn	6-4 6-2
W	F	Kyle Kang	5-7 6-2 6-4

2022 J1Sanjose

W	1R	Adrian Quiros Monterrey	6-2 6-1
W	2R	Meecah Bigun	7-5 6-2
W	QF	Nicholas Godsick	6-1 6-3
L	SF	Sebastian Gorzny	1-6 4-6

2021 J5Daytonabeach

W	1R	Jacob Olar	7-5 7-6
W	2R	John Chin	6-2 6-0
W	QF	Jackson Armistead	6-2 6-3
W	SF	Adhithya Ganesan	3-6 6-1 10-5

Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 9232, Number of registered players: 5,739, Number of registered results: 303,630