2009 Legg Mason Tennis Classic – Singles

Juan Martín del Potro was the defending champion, and won for the second straight year in the final 3–6, 7–5, 7–6(8–6), over Andy Roddick.

Seeds
All seeds receive a bye into the second round. • # 🇺🇸 Andy Roddick (final)

• # 🇦🇷 Juan Martín del Potro (champion)

• # 🇫🇷 Jo-Wilfried Tsonga (second round)

• # Fernando González (semifinals)

• # 🇸🇪 Robin Söderling (quarterfinals, withdrew due to right elbow injury)

• # Marin Čilić (second round)

• # 🇪🇸 Tommy Robredo (second round)

• # 🇨🇿 Tomáš Berdych (quarterfinals)

• # 🇺🇸 Mardy Fish (second round)

• # 🇩🇪 Tommy Haas (quarterfinals)

• # Ivo Karlović (quarterfinals)

• # 🇷🇸 Viktor Troicki (second round, retired due to right foot injury)

• # 🇷🇺 Igor Andreev (second round)

• # 🇷🇺 Dmitry Tursunov (second round)

• # 🇮🇱 Dudi Sela (second round)

• # 🇺🇸 Sam Querrey (third round)

Seeds
• # 🇪🇨 Nicolás Lapentti (qualifying competition, lucky loser)

• # 🇫🇷 Josselin Ouanna (qualifying competition)

• # 🇦🇺 Chris Guccione (first round)

• # 🇨🇴 Santiago Giraldo (qualified)

• # 🇺🇸 Brendan Evans (qualifying competition)

• # 🇵🇱 Łukasz Kubot (qualifying competition)

• # 🇷🇺 Alex Bogomolov Jr. (first round)

• # 🇦🇩 Laurent Recouderc (first round)

• # 🇮🇳 Somdev Devvarman (qualified)

• # 🇫🇷 Sébastien de Chaunac (qualified)

• # 🇨🇴 Alejandro Falla (qualified)

• # 🇺🇸 Todd Widom (first round)

Qualifiers
• # 🇨🇴 Alejandro Falla

• # 🇮🇳 Somdev Devvarman

• # 🇯🇵 Yūichi Sugita

• # 🇨🇴 Santiago Giraldo

• # 🇫🇷 Sébastien de Chaunac

• # 🇺🇸 Jesse Witten

Lucky loser
• # 🇪🇨 Nicolás Lapentti