2023 Australian Open – Boys' singles

Alexander Blockx won the boys' singles title at the 2023 Australian Open, defeating Learner Tien in the final, 6–1, 2–6, 7–6^(11–9).^[1]

Boys' singles
2023 Australian Open
Champion	Alexander Blockx
Runner-up	Learner Tien
Score	6–1, 2–6, 7–6(11–9)

Main article: 2023 Australian Open

Bruno Kuzuhara was the defending champion, but was no longer eligible to participate in junior events. He received a wildcard into the men's singles qualifying competition, where he lost to Michael Mmoh in the first round.^[2]

Seeds

01.   Kilian Feldbausch (quarterfinals)

02.   Iliyan Radulov (quarterfinals)

03.   Alexander Blockx (champion)

04.   Arthur Géa (quarterfinals)

05.   Mihai Alexandru Coman (second round)

06.   Rei Sakamoto (third round)

07.   Hayato Matsuoka (first round)

08.   Cooper Williams (third round)

09.   Maxim Mrva (second round)

10.   João Fonseca (quarterfinals)

11.   Zhou Yi (semifinals)

12.   Hayden Jones (first round)

13.   Danil Panarin (second round)

14.   Kevin Edengren (first round)

15.   Adriano Dzhenev (third round)

16.   Abel Forger (second round)

Main draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• ITF = ITF entry
• PR = Protected ranking
• SR = Special ranking
• SE = Special exempt
• JE = Junior exempt
• JR = Junior Accelerator Programme entrant
• CO = College Accelerator Programme entrant
• NG = Next Gen Accelerator Program entrant
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Quarterfinals							Semifinals							Final
	1	Kilian Feldbausch	5	7	4
	11	Zhou Yi	7	5	6
								11	Zhou Yi	4	1
								3	Alexander Blockx	6	6
	3	Alexander Blockx	67	77	6
	10	João Fonseca	79	65	3
															3	Alexander Blockx	6	2	711
																Learner Tien	1	6	69
		Tomasz Berkieta	3	6	710
	4	Arthur Géa	6	2	68
									Tomasz Berkieta	4	2
									Learner Tien	6	6
		Learner Tien	6	6
	2	Iliyan Radulov	0	0

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
	1	Kilian Feldbausch	6	6
	WC	Thomas Nicholas Gadecki	1	3				1	K Feldbausch	6	6
		Matej Dodig	6	7					M Dodig	2	1
	Q	Goran Zgoła	1	5											1	K Feldbausch	6	61	6
		Kyle Kang	6	6												K Kang	4	77	4
		Jan Hrazdil	1	0					K Kang	6	6
		Lennon Roark Jones	3	6	68			13	D Panarin	3	3
	13	Danil Panarin	6	4	710																	1	K Feldbausch	5	7	4
	11	Zhou Yi	6	67	6																	11	Y Zhou	7	5	6
	Q	Felipe Virgili Berini	1	79	2			11	Y Zhou	7	3	5
	WC	Jeremy Zhang	3	3					M Dhamne	5	6	2r
		Manas Dhamne	6	6											11	Y Zhou	6	6
		Sebastian Eriksson	4	4											8	C Williams	1	4
		Roh Ho-young	6	6					H-y Roh	4	3
		Keegan Rice	4	3				8	C Williams	6	6
	8	Cooper Williams	6	6

Section 2

	First round							Second round							Third round							Quarterfinals
	3	Alexander Blockx	6	6
		Federico Bondioli	0	3				3	A Blockx	6	6
		Matic Križnik	65	5					A Karahan	4	4
		Atakan Karahan	77	7											3	A Blockx	6	6
		Zoran Ludoški	7	7											15	A Dzhenev	2	2
	WC	Zachary Viiala	5	5					Z Ludoški	5	66
		Kaylan Bigun	3	6	67			15	A Dzhenev	7	78
	15	Adriano Dzhenev	6	2	710																	3	A Blockx	67	77	6
	10	João Fonseca	6	6																		10	J Fonseca	79	65	3
		Aryan Shah	1	2				10	J Fonseca	7	6
	WC	Hugh Winter	0	2					V Kalina	5	3
		Vít Kalina	6	6											10	J Fonseca	6	6
		Volodymyr Iakubenko	77	63	4										6	R Sakamoto	3	4
		Tiago Pires	65	77	6				T Pires	6	64	4
		David Fix	3	3				6	R Sakamoto	4	77	6
	6	Rei Sakamoto	6	6

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
	5	Mihai Alexandru Coman	78	3	6
	Q	Lorenzo Carboni	66	6	4			5	MA Coman	64	1
		Charlie Camus	4	4					T Berkieta	77	6
		Tomasz Berkieta	6	6												T Berkieta	77	6
	Q	Ruslan Tiukaev	6	6											Q	R Tiukaev	63	4
	Q	Reiya Hattori	4	3				Q	R Tiukaev	6	6
	WC	Nicolas Oliveira	6	1	1			9	M Mrva	3	4
	9	Maxim Mrva	3	6	6																		T Berkieta	3	6	710
	14	Kevin Edengren	4	3																		4	A Géa	6	2	68
		Patrick Schön	6	6					P Schön	3	6	3
	WC	Pavle Marinkov	6	7				WC	P Marinkov	6	1	6
		Joel Schwärzler	4	5											WC	P Marinkov	6	3	2
		Yuvan Nandal	2	6	5										4	A Géa	4	6	6
		Alexander Frusina	6	3	3r				Y Nandal	6	1	2
	Q	Brendan Loh	1	2				4	A Géa	3	6	6
	4	Arthur Géa	6	6

Section 4

	First round							Second round							Third round							Quarterfinals
	7	Hayato Matsuoka	0	3
		Learner Tien	6	6					L Tien	2	6	6
		Branko Đurić	5	2					F Cinà	6	2	4
		Federico Cinà	7	6												L Tien	6	6
		Chang Woo-hyuk	0	2												J Filip	0	2
		Jakub Filip	6	6					J Filip	6	6
	Q	Andrii Zimnokh	6	65	7			Q	A Zimnokh	3	3
	12	Hayden Jones	1	77	5																		L Tien	6	6
	16	Abel Forger	2	6	710																	2	I Radulov	0	0
		Meecah Bigun	6	1	68			16	A Forger	4	2
		Oliver Ojakäär	77	6					O Ojakäär	6	6
	WC	Marcus Schoeman	65	4												O Ojakäär	5	3
	Q	Zhang Tianhui	2	6	6										2	I Radulov	7	6
		Emilien Demanet	6	3	4			Q	T Zhang	4	62
	WC	Yuta Tomida	6	4	2			2	I Radulov	6	77
	2	Iliyan Radulov	4	6	6

Qualifying

Seeds

1. Adhithya Ganesan (qualifying competition)
2. Diego Quispe-Kim (first round)
3. Segundo Goity Zapico (qualifying competition)
4. Liam Drover-Mattinen (qualifying competition)
5. Reiya Hattori (qualified)
6. Michal Krajči (qualifying competition)
7. Goran Zgoła (qualified)
8. Jules Leroux (qualifying competition)
9. Park Seung-min (qualifying competition)
10. Lorenzo Carboni (qualified)
11. Zhang Tianhui (qualified)
12. Felipe Virgili Berini (qualified)
13. Andrii Zimnokh (qualified)
14. Ruslan Tiukaev (qualified)
15. Aayush P Bhat (qualifying competition)
16. Kriish Tyagi (qualifying competition)

Qualifiers

1. Andrii Zimnokh
2. Brendan Loh
3. Felipe Virgili Berini
4. Zhang Tianhui
5. Reiya Hattori
6. Ruslan Tiukaev
7. Goran Zgoła
8. Lorenzo Carboni

Draw

First qualifier

	First round							Qualifying competition
	1	Adhithya Ganesan	6	3	6
	WC	Cruz Hewitt	1	6	2
								1	Adhithya Ganesan	1	77	4
								13	Andrii Zimnokh	6	64	6
		Rohan Hazratwala	1	3
	13	Andrii Zimnokh	6	6

Second qualifier

	First round							Qualifying competition
	2	Diego Quispe-Kim	5	6	4
		Brendan Loh	7	3	6
									Brendan Loh	6	6
								16	Kriish Tyagi	4	4
	WC	Shu Muto	4	2
	16	Kriish Tyagi	6	6

Third qualifier

	First round							Qualifying competition
	3	Segundo Goity Zapico	77	4	6
		Jake Dembo	64	6	1
								3	Segundo Goity Zapico	2	6	61
								12	Felipe Virgili Berini	6	3	77
		Takamasa Mishiro	1	2
	12	Felipe Virgili Berini	6	6

Fourth qualifier

	First round							Qualifying competition
	4	Liam Drover-Mattinen	6	6
		Lachlan McFadzean	3	0
								4	Liam Drover-Mattinen	4	4
								11	Zhang Tianhui	6	6
		Shingo Masuda	2	0
	11	Zhang Tianhui	6	6

Fifth qualifier

	First round							Qualifying competition
	5	Reiya Hattori	77	6
		Alexander Despoja	65	4
								5	Reiya Hattori	6	1	6
								9	Park Seung-min	3	6	3
		Gustavs Dambiņš	2	4
	9	Park Seung-min	6	6

Sixth qualifier

	First round							Qualifying competition
	6	Michal Krajči	6	6
		Kwok Shun Dasson Chan	0	1
								6	Michal Krajči	4	1
								14	Ruslan Tiukaev	6	6
		Henry Lamchinniah	3	2
	14	Ruslan Tiukaev	6	6

Seventh qualifier

	First round							Qualifying competition
	7	Goran Zgoła	6	7
		Cooper Errey	0	5
								7	Goran Zgoła	1	7	6
								15	Aayush P Bhat	6	5	3
		Iannis Miletich	3	6	4
	15	Aayush P Bhat	6	1	6

Eighth qualifier

	First round							Qualifying competition
	8	Jules Leroux	7	6
		Daksh Prasad	5	3
								8	Jules Leroux	6	2	4
								10	Lorenzo Carboni	1	6	6
	WC	Cristian Care	4	3
	10	Lorenzo Carboni	6	6