Alexander Blockx Alexander Blockx (born 8 April 2005) is a Belgian tennis player. He has a career-high ATP singles ranking of world No. 140, achieved on 16 June 2025 and a doubles ranking of No. 634, achieved on 24 February 2025. He is currently the No. 4 player ...

won the boys' singles title at the

2023 Australian Open The 2023 Australian Open was a Grand Slam level tennis tournament held at Melbourne Park, from 16–29 January 2023. It was the 111th edition of the Australian Open, the 55th in the Open Era, and the first major of the year. The tournament ...

, defeating

Learner Tien Learner Tien (born December 2, 2005) is an American professional tennis player. He has a career-high ATP singles ranking of world No. 66, achieved on March 17, 2025 and a doubles ranking of No. 722, achieved on February 3, 2025. Early life Tie ...

in the final, 6–1, 2–6, 7–6^(11–9).

Bruno Kuzuhara Bruno Kuzuhara (born April 1, 2004) is an American professional tennis player. He has a career-high singles ranking of world No. 394 achieved on July 22, 2024 and a doubles ranking of No. 643 achieved on July 25, 2022. He won the 2022 Australian ...

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 Michael Mmoh ( ; born January 10, 1998) is an American professional tennis player. Mmoh has a career-high ATP singles ranking of No. 81 achieved on September 11, 2023 and a doubles ranking of No. 265 achieved on April 12, 2021. He won the USTA ...

in the first round.

Seeds

Main draw

Finals

Top half

Section 1

Section 2

Bottom half

Section 3

Section 4

Qualifying

Seeds

Qualifiers

Draw

First qualifier

Second qualifier

Third qualifier

Fourth qualifier

Fifth qualifier

Sixth qualifier

Seventh qualifier

Eighth qualifier

References

External links

Draw
at ITFtennis.com

at ausopen.com {{DEFAULTSORT:2023 Australian Open - Boys' Singles 2023 Australian Open, Boys' Singles

2023 Catastrophic natural disasters in 2023 included the Lists of 21st-century earthquakes, 5th-deadliest earthquake of the 21st century 2023 Turkey–Syria earthquakes, striking Turkey and Syria, leaving up to 62,000 people dead; Cyclone Freddy ...