In 2003 Ogun State elected senator there are 12 contested political parties that participated in the election
Elected senator with conducted on April 12 and the elected political parties are
AD
ANPP
APGA
JP
NAP
NCP
ND
NDP
PAC
PDP
PRP
UNPP
2003 Ogun State elected senator
Ibikunle Amosun representing Ogun Central, Olatokunbo Ogunbanjo representing Ogun East and Iyabo Anisulowo representing Ogun West all won on the platform of the Peoples Democratic Party
| PARTY | Elected senator | Received votes |
|---|---|---|
| AD | 0 | 207,558 |
| ANPP | 0 | 5,705 |
| APGA | 0 | 2,350 |
| JP | 0 | 265 |
| NAP | 0 | 432 |
| NCP | 0 | 3,640 |
| ND | 0 | 128 |
| NDP | 0 | 2,053 |
| PAC | 0 | 4,040 |
| PDP | 3 | 305,884 |
| PRP | 0 | 399 |
| UNPP | 0 | 3,256 |