| 4th Rivers State House of Assembly | |
| Body: | Rivers State House of Assembly |
| Jurisdiction: | Rivers State, Nigeria |
| Election: | 9 January 1999 |
| Before: | 3rd |
| After: | 5th |
| Chamber1: | 4th Assembly |
| Membership1: | 32 |
| Chamber1 Leader1 Type: | Speaker |
| Chamber1 Leader1: | Chibuike Amaechi |
| Chamber1 Leader2 Type: | Deputy Speaker |
| Chamber1 Leader2: | Tonye Harry |
| Chamber1 Leader3 Type: | Majority Leader |
| Chamber1 Leader3: | Tamunosisi Gogo Jaja |
| Chamber1 Leader4 Type: | Minority Leader |
| Chamber1 Leader4: | Magnus Abe |
| Chamber1 Leader5 Type: | Majority Whip |
| Chamber1 Leader5: | Hope Ikiriko |
| Chamber1 Leader6 Type: | Minority Whip |
| Chamber1 Leader6: | Osinakachukwu Ideozu |
The 4th Rivers State House of Assembly was in session from 29 May 1999 until 29 May 2003. All members of the House were elected on 9 January 1999. The majority party was the Rivers State People's Democratic Party led by Marshal Harry. The presiding officer (Speaker) of the Assembly was Chibuike Amaechi.[1]
| Constituency | Name | Political party | |
|---|---|---|---|
| Abua–Odual | Augustine Paul Ngo | PDP | |
| Ahoada East I | Osinakachukwu Ideozu | PDP | |
| Ahoada East II | Kennedy Ebeku | PDP | |
| Ahoada West | Hope Odhuluma Ikiriko | PDP | |
| Akuku-Toru I | Paul Awoyesuku | PDP | |
| Akuku-Toru II | Labo Bobo Manuel | PDP | |
| Andoni | Christian Mba | PDP | |
| Asari-Toru I | Daniel Otelemaba Amachree | PDP | |
| Asari-Toru II | Ben Horsfall | PDP | |
| Bonny | George Fubara Tolofari | PDP | |
| Degema | Tonye Harry | PDP | |
| Eleme | Marcus Nle Ejii | PDP | |
| Emohua | Azubuike Odum | PDP | |
| Etche I | Okey Amadi | PDP | |
| Etche II | Alloy Nweke | PDP | |
| Gokana | Magnus Abe | APP | |
| Ikwerre | Chibuike Amaechi | PDP | |
| Khana I | Gregory Pie-Noah | PDP | |
| Khana II | Monday Ndor | PDP | |
| Obio-Akpor I | Glory N. Chukwu | PDP | |
| Obio-Akpor II | Anthony Wali | PDP | |
| Ogba–Egbema–Ndoni I | Monday Eleanya | PDP | |
| Ogba–Egbema–Ndoni II | Elemchukwu Ogbowu | PDP | |
| Ogu–Bolo | Adokiye Oruwari | PDP | |
| Okrika | James George Fuayefika | PDP | |
| Omuma | Emeka Nwogu | PDP | |
| Opobo–Nkoro | Tamunosisi Gogo Jaja | PDP | |
| Oyigbo | Prince Precious Oforji | PDP | |
| Port Harcourt I | Chidiebere Okwuwolu | PDP | |
| Port Harcourt II | Fubara Exodus Imangs | PDP | |
| Port Harcourt III | Azubuike Nmerukini | PDP | |
| Tai | John Bazia | PDP |