1999 US Open – Boys' doubles

K. J. Hippensteel and David Martin were the defending champions, but only Martin competed this year with his brother Timothy. They were eliminated in the second round by Mario Ančić and Steve Berke.

Frenchmen Julien Benneteau and Nicolas Mahut won the title, defeating home team Tres Davis and Alberto Francis in the final, 6–4, 3–6, 6–1.

Seeds
• # 🇫🇷 Julien Benneteau / 🇫🇷 Nicolas Mahut (champions)

• # 🇧🇬 Todor Enev / 🇫🇮 Jarkko Nieminen (first round)

• # 🇲🇽 Daniel Langre / Jean-Julien Rojer (second round)

• # 🇺🇸 Tres Davis / 🇺🇸 Alberto Francis (final)

• # 🇺🇸 Bo Hodge / 🇺🇸 Scott Lipsky (first round)

• # Irakli Labadze /  Kristian Pless (second round)

• # 🇺🇸 David Martin / 🇺🇸 Timothy Martin (second round)

• # 🇺🇸 Levar Harper-Griffith / 🇺🇸 Andy Roddick (semifinals)