Roger Federer defeated Irakli Labadze in the final, 6–4, 6–4 to win the boys' singles tennis title at the 1998 Wimbledon Championships.

[1] Federer would go on to win a record eight senior Wimbledon titles between 2003 and 2017.

[2] Wesley Whitehouse was the reigning champion, but turned 18 years old during the season and, therefore, was ineligible to compete in juniors.

Click on the seed number of a player to go to their draw section.