Sebastian Korda, the son of 1998 men's singles champion Petr Korda, won the boys' singles tennis title at the 2018 Australian Open, defeating Tseng Chun-hsin in the final, 7–6(8–6), 6–4.
Zsombor Piros 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 Bjorn Fratangelo in the second round.
Seeds
Draw
Finals
Top half
Section 1
Section 2
Bottom half
Section 3
Section 4
Qualifying
Seeds
Qualifiers
Lucky losers
Draw
First qualifier
Second qualifier
Third qualifier
Fourth qualifier
Fifth qualifier
Sixth qualifier
Seventh qualifier
Eighth qualifier
External links Main draw at ausopen.com Draw at itftennis.com