# 2005 Proximus Diamond Games – Singles

Kim Clijsters was the defending champion, but lost in quarterfinals to Venus Williams.
Amélie Mauresmo won the title, defeating Williams in the final 4–6, 7–5, 6–4.

## Seeds

The first four seeds received a bye into the second round.
* Amélie Mauresmo (champion)
* Anastasia Myskina (semifinals)
* Venus Williams (final)
* Alicia Molik (semifinals)
* Nadia Petrova (second round)
* Nathalie Dechy (first round)
* Patty Schnyder (quarterfinals)
* Karolina Šprem (first round)

## Draw
### Key

* 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

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Amélie Mauresmo | 6 | 7$^7$ | | | | | | |
| 4 | Alicia Molik | 3 | 6$^2$ | | | | | | |
| 4 | Alicia Molik | 3 | 6$^2$ | | 1 | Amélie Mauresmo | 4 | 7 | 6 |
| | | | | | 3 | Venus Williams | 6 | 5 | 4 |
| 3 | Venus Williams | 6 | 3 | 6 | 3 | Venus Williams | 6 | 5 | 4 |
| 2 | Anastasia Myskina | 3 | 6 | 3 | | | | | |

### Top half

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | 1 | A Mauresmo | 6 | 6 | | | | | | | | | | |
| | I Benešová | 2 | 1 | | M Pierce | 4 | 1 | | | | | | | | | | |
| | M Pierce | 6 | 6 | | | | | | 1 | A Mauresmo | 4 | 6 | 6 | | | | |
| Q | C Pin | 6 | 6 | | | | | | 7 | P Schnyder | 6 | 4 | 3 | | | | |
| | M Marrero | 1 | 2 | Q | C Pin | 3 | 6 | 1 | | | | | | | | | |
| | D Chládková | 3 | 5 | 7 | P Schnyder | 6 | 4 | 6 | | | | | | | | | |
| 7 | P Schnyder | 6 | 7 | | | | | | | | | | | 1 | A Mauresmo | 6 | 7$^7$ |
| | | | | | | | | | | | | | | 4 | A Molik | 3 | 6$^2$ |
| | | | | 4 | A Molik | 4 | 6 | 7$^9$ | | | | | | | | | |
| | M Maleeva | 6 | 6 | | M Maleeva | 6 | 2 | 6$^7$ | | | | | | | | | |
| | T Garbin | 4 | 4 | | | | | | 4 | A Molik | 6 | 6 | | | | | |
| LL | C Schaul | 6 | 6 | | | | | | | K Koukalová | 3 | 4 | | | | | |
| WC | E Callens | 3 | 4 | LL | C Schaul | 4 | 3 | | | | | | | | | | |
| | K Koukalová | 7$^9$ | 6 | | K Koukalová | 6 | 6 | | | | | | | | | | |
| WC/6 | N Dechy | 6$^7$ | 4 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | N Petrova | 6 | 6 | | | | | | | | | | | | | | | |
| | A Medina Garrigues | 4 | 1 | | 5 | N Petrova | 5 | 7$^7$ | 1 | | | | | | | | | |
| | K Clijsters | 6 | 6 | | | K Clijsters | 7 | 6$^3$ | 6 | | | | | | | | | |
| | J Kostanić | 2 | 3 | | | | | | | | K Clijsters | 2 | 3 | | | | | |
| Q | A Ivanovic | 3 | 6 | 3 | | | | | | 3 | V Williams | 6 | 6 | | | | | |
| WC | V Razzano | 6 | 2 | 6 | WC | V Razzano | 3 | 0 | | | | | | | | | | |
| | | | | | 3 | V Williams | 6 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | 3 | V Williams | 6 | 3 | 6 |
| 8 | K Šprem | 5 | 3 | | | | | | | | | | | 2 | A Myskina | 3 | 6 | 3 |
| Q | A Chakvetadze | 7 | 6 | | Q | A Chakvetadze | 6 | 1 | 6$^{12}$ | | | | | | | | | |
| | ME Camerin | 6 | 2 | 4 | Q | K Srebotnik | 4 | 6 | 7$^{14}$ | | | | | | | | | |
| Q | K Srebotnik | 3 | 6 | 6 | | | | | | Q | K Srebotnik | 6$^6$ | 2 | | | | | |
| | T Golovin | 6 | 6$^{10}$ | 6 | | | | | | 2 | A Myskina | 7$^8$ | 6 | | | | | |
| | D Safina | 4 | 7$^{12}$ | 3 | | T Golovin | 3 | 7$^8$ | 4 | | | | | | | | | |
| | | | | | 2 | A Myskina | 6 | 6$^6$ | 6 | | | | | | | | | |