The defections made the African Democratic Congress, ADC, the leading Opposition Political Party, taking over from the Peoples Democratic Party, PDP. 

1. Abdussamad Dasuki – Kebbe/Tambuwal (Sokoto) – PDP → ADC

2. Mani Maishinko Katami – Binji/Silame (Sokoto) – PDP → ADC

3. Umar Yusuf Yabo – Yabo/Shagari (Sokoto) – PDP → ADC

4. Bashir Gorau – Goronyo/Gada (Sokoto) – PDP → ADC

5. Mustapha Abdullahi – Ikara/Kubau (Kaduna) – APC → ADC

6. Umar Ajilo – Makarfi/Kudan (Kaduna) – APC → ADC

7. Mustapha Muhammad Yariman Damau – Ikara/Kubau (Kaduna) – PDP→ ADC

8. Engr. Suleiman Yahaya Richifa – Soba (Kaduna) – APC → ADC

9. Bello El-Rufai – Kaduna North (Kaduna) – APC → ADC

10. Bashir Zubairu – Birnin Gwari/Giwa (Kaduna) – APC → ADC

11. George Ozodinobi – Njikoka/Anaocha/Dunukofia (Anambra) – LP → ADC

12. Harris Okonkwo – Idemili North/South (Anambra) – LP → ADC

13. Peter Uzokwe – (Anambra) – YPP → ADC

14. Afam Ogene – Ogbaru (Anambra) – LP → ADC

15. Peter Aniekwe – (Anambra) – LP → ADC

16. Lilian Orogbu – (Anambra) – LP → ADC

17. Seyi Sowunmi – Ojo (Lagos) – LP → ADC

18. Jessey Onakalusi – Oshodi-Isolo II (Lagos) – LP → ADC

19. Yaya Tongo – (Gombe) – PDP → ADC

20. Manuchim Umezuruike – (Rivers) – APC → ADC

21. Murphy Osaro – (Edo) – LP → ADC