2018 Australian Open – Boys' Singles  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 tournaments.