2006 Australian Open – Boys' singles

Alexandre Sidorenko defeated Nick Lindahl 6–3, 7–6(7–4) in the final.

Donald Young was the defending champion.

Seeds
• # Thiemo de Bakker (third round)

• # Robin Roshardt (first round)

• # 🇮🇳 Sanam Singh (third round)

• # 🇨🇿 Dušan Lojda (third round)

• # 🇺🇸 Kellen Damico (second round)

• # 🇮🇳 Jeevan Nedunchezhiyan (first round)

• # 🇫🇷 Kevin Botti (first round)

• # 🇺🇦 Ivan Sergeyev (third round)

• # Antonio Veić (first round)

• # Nikola Mektić (second round)

• # 🇯🇵 Sho Aida (third round)

• # 🇦🇺 Stephen Donald (first round)

• # Luka Belić (quarterfinals)

• # 🇷🇺 Valery Rudnev (first round)

• # 🇯🇵 Kei Nishikori (quarterfinals)

• # 🇷🇺 Pavel Chekhov (semifinals)