2004 Legg Mason Tennis Classic – Singles

Singles
2004 Legg Mason Tennis Classic
Champion Lleyton Hewitt
Runner-up Gilles Müller
Score6–3, 6–4
Draw32 (4Q / 3WC)
Seeds8

Tim Henman was the defending champion but chose to participate in the 2004 Summer Olympics.

Lleyton Hewitt won in the final 6–3, 6–4 against Gilles Müller.