| | Top level | Event type
Platform, Women – Semi-Finals
| Date | 9 August 2012 — 10:00 | |
|---|---|---|
| Location | London Aquatics Centre, Olympic Park, Stratford, London | |
| Format | Five dives. Top 12 advanced to the final. | |
| Referee | Anke Piper |  GER |
| Assistant Referee | Melanie Beck |  GBR |
| Judge 1 | Ricardo Durán |  CHI |
| Judge 2 | Carmen Stritt Burk |  SUI |
| Judge 3 | Simon Latimer |  NZL |
| Judge 4 | Ildikó Kelemen |  HUN |
| Judge 5 | Rolando Ruiz |  CUB |
| Judge 6 | Hana Novotná |  CZE |
| Judge 7 | Mohamed Hassan |  EGY |
| Alternate Judge | Marc Faber |  NED |
| Pos | Nr | Diver | NOC | |||
|---|---|---|---|---|---|---|
| 1 | 18 | Chen Ruolin |  CHN | |||
| 2 | 9 | Meaghan Benfeito |  CAN | |||
| 3 | 15 | Brittany Broben |  AUS | |||
| 4 | 14 | Melissa Wu | AUS | |||
| 5 | 17 | Pandelela Rinong |  MAS | |||
| 6 | 12 | Yuliya Koltunova |  RUS | |||
| 7 | 16 | Christin Steuer | GER | |||
| 8 | 2 | Roseline Filion | CAN | |||
| 9 | 13 | Hu Yadan | CHN | |||
| 10 | 7 | Noemi Batki |  ITA | |||
| 11 | 6 | Paola Espinosa |  MEX | |||
| 12 | 8 | Yuliya Prokopchuk |  UKR | |||
| 13 | 1 | Kim Un-Hyang |  PRK | |||
| 14 | 4 | Kim Jin-Ok | PRK | |||
| 15 | 5 | Brittany Viola |  USA | |||
| 16 | 10 | Katie Bell | USA | |||
| 17 | 3 | Maria Kurjo | GER | |||
| 18 | 11 | Mai Nakagawa |  JPN |