The 2005 China Open was an ATP International Series and WTA Tour Tier II tennis tournament held in Beijing, China.
Finals
Men's singles
 Rafael Nadal defeated 
 Guillermo Coria, 5–7, 6–1, 6–2
Women's singles
 Maria Kirilenko defeated 
 Anna-Lena Grönefeld, 6–3, 6–4
Men's doubles
 Justin Gimelstob / 
 Nathan Healey defeated 
 Dmitry Tursunov / 
 Mikhail Youzhny, 4–6, 6–3, 6–2
Women's doubles
 Nuria Llagostera Vives / 
 María Vento-Kabchi defeated 
 Yan Zi / 
 Zheng Jie, 6–2, 6–4
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| Grand Slam events |  | 
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| ATP Masters Series |  | 
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| ATP International Series Gold |  | 
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| ATP International Series | 
- Adelaide (S, D)
 
- Doha (S, D)
 
- Chennai (S, D)
 
- Sydney (S, D)
 
- Auckland (S, D)
 
- Viña del Mar (S, D)
 
- Delray Beach (S, D)
 
- Milan (S, D)
 
- Marseille (S, D)
 
- San Jose (S, D)
 
- Buenos Aires (S, D)
 
- Bahia (S, D)
 
- Scottsdale (S, D)
 
- Valencia (S, D)
 
- Casablanca (S, D)
 
- Houston (S, D)
 
- Estoril (S, D)
 
- Munich (S, D)
 
- St. Pölten (S, D)
 
- Düsseldorf
 
- Halle (S, D)
 
- London/Queen's Club (S, D)
 
- 's-Hertogenbosch (S, D)
 
- Nottingham (S, D)
 
- Gstaad (S, D)
 
- Newport (S, D)
 
- Båstad (S, D)
 
- Indianapolis (S, D)
 
- Amersfoort (S, D)
 
- Umag (S, D)
 
- Los Angeles (S, D)
 
- Sopot (S, D)
 
- Washington (S, D)
 
- New Haven (S, D)
 
-  (S, D)
 
- Bucharest (S, D)
 
- Palermo (S, D)
 
- Ho Chi Minh City (S, D)
 
- Bangkok (S, D)
 
- Metz (S, D)
 
- Stockholm (S, D)
 
- Basel (S, D)
 
- Lyon (S, D)
 
- St. Petersburg (S, D)
  
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| Team events |  | 
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| Grand Slam events |  | 
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| Tier I tournaments | 
- Tokyo (S, D)
 
- Indian Wells (S, D)
 
- Key Biscayne (S, D)
 
- Charleston (S, D)
 
- Berlin (S, D)
 
- Rome (S, D)
 
- San Diego (S, D)
 
- Toronto (S, D)
 
- Moscow (S, D)
 
- Zürich (S, D)
  
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| Tier II tournaments | 
- Sydney (S, D)
 
- Paris (S, D)
 
- Antwerp (S, D)
 
- Dubai (S, D)
 
- Doha (S, D)
 
- Amelia Island (S, D)
 
- Warsaw (S, D)
 
- Eastbourne (S, D)
 
- Stanford (S, D)
 
- Los Angeles (S, D)
 
- New Haven (S, D)
 
-  (S, D)
 
- Luxembourg (S, D)
 
- Stuttgart (S, D)
 
- Linz (S, D)
 
- Philadelphia (S, D)
  
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| Tier III tournaments | 
- Gold Coast (S, D)
 
- Memphis (S, D)
 
- Bogotá (S, D)
 
- Acapulco (S, D)
 
- İstanbul (S, D)
 
- Birmingham (S, D)
 
- 's-Hertogenbosch (S, D)
 
- Cincinnati (S, D)
 
- Bali (S, D)
 
- Kolkata (S, D)
 
- Guangzhou (S, D)
 
- Tokyo (S, D)
 
- Bangkok (S, D)
 
- Hasselt (S, D)
 
- Quebec City (S, D)
  
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| Tier IV tournaments | 
- Auckland (S, D)
 
- Canberra (S)
 
- Hobart (S, D)
 
- Pattaya (S, D)
 
- Hyderabad (S, D)
 
- Estoril (S, D)
 
- Rabat (S, D)
 
- Prague (S, D)
 
- Strasbourg (S, D)
 
- Modena (S, D)
 
- Palermo (S, D)
 
- Budapest (S, D)
 
- Stockholm (S, D)
 
- Forest Hills (S)
 
- Portorož (S, D)
 
- Seoul (S, D)
 
- Tashkent (S, D)
  
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| Team events |  | 
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