Jill Craybas and Marlene Weingärtner were the defending champions, but did not compete this year. Weingärtner would eventually retire from professional tennis at the 2005 US Open.
| Doubles | |
|---|---|
| 2005 Western & Southern Financial Group Women's Open | |
| Champions |  Laura Granville Abigail Spears |
| Runners-up |  Květa Peschke María Emilia Salerni |
| Score | 3–6, 6–2, 6–4 |
| Draw | 16 |
| Seeds | 4 |
Laura Granville and Abigail Spears won the title, defeating Květa Peschke and María Emilia Salerni 3–6, 6–2, 6–4 in the final. It was the 1st title for Granville and the 3rd title for Spears, in their respective careers.
Seeds edit
Květa Peschke / 
María Emilia Salerni (final)- Iveta Benešová /
Meilen Tu (semifinals) - Laura Granville / Abigail Spears (champions)
Alina Jidkova / 
Shahar Pe'er (first round)
Draw edit
Key edit
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- SE = Special exempt
- PR = Protected ranking
- ITF = ITF entry
- JE = Junior exempt
- w/o = Walkover
- r = Retired
- d = Defaulted
- SR = Special ranking
Draw edit
| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | K Peschke ME Salerni
| 6 | 6 | ||||||||||||||||||||||||
| WC | L Osterloh Kelly Story
| 1 | 1 | 1 | K Peschke ME Salerni
| 6 | 2 | 7 | |||||||||||||||||||
 M Drake S Noorlander
| 6 | 5 | 77 | M Drake S Noorlander
| 1 | 6 | 5 | ||||||||||||||||||||
 R Fuda S Okamoto
| 1 | 7 | 64 | 1 | K Peschke ME Salerni
| 7 | 6 | ||||||||||||||||||||
| 4 |  A Jidkova S Pe'er
| 7 | 1 | 1 |  Y Fedak S Mirza
| 5 | 3 | ||||||||||||||||||||
| A Haynes B Mattek
| 5 | 6 | 6 | A Haynes B Mattek
| 3 | 2 | |||||||||||||||||||||
| Y Fedak S Mirza
| 5 | 6 | 6 | Y Fedak S Mirza
| 6 | 6 | |||||||||||||||||||||
| Q |  S Bammer J Peterson
| 7 | 2 | 0 | 1 | K Peschke ME Salerni
| 6 | 2 | 4 | ||||||||||||||||||
 Y-j Cho A Nakamura
| 77 | 6 | 3 | L Granville A Spears
| 3 | 6 | 6 | ||||||||||||||||||||
 K Liggan T Panova
| 64 | 1 | Y-j Cho A Nakamura
| 5 | 1 | ||||||||||||||||||||||
 L Dekmeijere J Ditty
| 3 | 6 | 2 | 3 | L Granville A Spears
| 7 | 6 | ||||||||||||||||||||
| 3 | L Granville A Spears
| 6 | 1 | 6 | 3 | L Granville A Spears
| 6 | 7 | |||||||||||||||||||
 S Beltrame C Pin
| 63 | 2 | 2 | I Benešová M Tu
| 3 | 5 | |||||||||||||||||||||
| CA Avants S Fonseca
| 77 | 6 | CA Avants S Fonseca
| 6 | 1 | 1 | |||||||||||||||||||||
 K Grant J Janković
| 5 | 5 | 2 | I Benešová M Tu
| 3 | 6 | 6 | ||||||||||||||||||||
| 2 | I Benešová M Tu
| 7 | 7 | ||||||||||||||||||||||||