James Blake was the defending champion but lost in the quarterfinals to Andre Agassi.
Tim Henman won in the final 6–3, 6–4 against Fernando González.
Seeds All sixteen seeds received a bye to the second round.
Andre Agassi (semifinals) Andy Roddick (semifinals) Paradorn Srichaphan (quarterfinals) Fernando González (final) Yevgeny Kafelnikov (third round) James Blake (quarterfinals) Max Mirnyi (quarterfinals) Nikolay Davydenko (third round) Arnaud Clément (second round) Tim Henman (champion) Mardy Fish (quarterfinals) Nicolás Massú (withdrew) Sargis Sargsian (third round) Greg Rusedski (third round) Mario Ančić (third round) Brian Vahaly (third round)
Draw
Finals
Top half
Section 1
Section 2
Bottom half
Section 3
Section 4
External links 2003 Legg Mason Tennis Classic draw 2003 Legg Mason Tennis Classic Qualifying draw