Corruption remains a pervasive challenge worldwide, with profound implications for the development trajectory of African nations. In recent decades, the detrimental effects of corruption on economic growth, political stability, social cohesion and institutional integrity have become increasingly evident. African countries, despite possessing abundant natural resources and human capital, often struggle to achieve sustainable development because of the pervasive influence of corruption within their socio-political and economic systems. This study aims to comprehensively analyse the multifaceted impact of corruption on the underdevelopment of African countries. By delving into the intricate interplay between corruption and various developmental indicators, including but not limited to poverty levels, infrastructure development, healthcare, education, and investment climate, this study seeks to provide valuable insights into the underlying mechanisms through which corruption impedes progress and perpetuates underdevelopment. Corruption in African countries manifests in various forms ranging from petty bribery and embezzlement to grand corruption involving high-ranking officials and multinational corporations. Such corrupt practices undermine the rule of law, erode public trust in institutions, and breed a culture of impunity, thereby stifling economic growth and exacerbating social inequality. Furthermore, corruption distorts resource allocation, diverts public funds from essential services, and impedes the effective delivery of public goods, hindering efforts to alleviate poverty and improve living standards. Moreover, the corrosive effects of corruption extend beyond the economic realms to encompass political instability and social unrest. By distorting electoral processes, undermining democratic governance, and fostering patronage networks, corruption undermines the legitimacy of governments and fuels grievances among marginalized populations, exacerbating social tensions and compromising peace and security. Understanding the intricate dynamics between corruption and underdevelopment is imperative for devising effective strategies to combat this pervasive scourge and to foster sustainable development in African countries. By identifying the root causes of corruption; assessing its systemic impact; and exploring potential policy interventions, policymakers, researchers, and development practitioners can create an enabling environment conducive to transparency, accountability, and good governance.