2004 Thailand Open – Singles

Roger Federer won in the final 6–4, 6–0 against Andy Roddick.

Seeds
• # Roger Federer (champion)

• # 🇺🇸 Andy Roddick (final)

• # 🇷🇺 Marat Safin (semifinals)

• # 🇹🇭 Paradorn Srichaphan (semifinals)

• # 🇺🇸 Taylor Dent (second round)

• # 🇪🇸 Feliciano López (first round)

• # 🇷🇺 Igor Andreev (first round)

• # 🇸🇪 Robin Söderling (quarterfinals)