This work considers the ombudsman institution by focusing on the Public Complaints Commission in Nigeria. The potentials of achieving national development through the ombudsman institution is canvassed in the work. The ombudsman as an Alternative Dispute Resolution (ADR) mechanism is viable for addressing conflicts, maladministration, corruption and much ills associated with governmental institutions and public officers. The Executive, Legislators, Judiciary, Non-Governmental Organizations, Public institutions, administrators, policy makers, public servants, civil servants and the general public will find this material essential.