Traditional institutions are formed to play a vital role in society, this paper examined the roles of traditional rulers in accomplishing stable democracy in Nigerian. Indeed, in the olden days, traditional rulers are believing to be royal fathers in their various domain, and they perform better in accomplishing firm democracy, but with coming of colonialist and democracy, the role of the traditional rulers became less recognized in the democratic system. This paper is qualitative in nature where data were obtained from secondary sources, and systematically reviewed these includes; books, journals, newspapers, magazines, published and unpublished documents. The study found that traditional institutions play a significant role in the olden days. But with the advent of the British colonial master and democracy, their power became less recognized in the democratic movements, this is because the traditional rulers were negated and have less power in the society. In explaining the topic under study, the researcher adopted two theories; these are Servant Leadership theory and Dependency theory, these theories centered on the autonomy of the traditional rulers and the qualities of the rulers in each society. the paper recommended that in order to have a steady democracy traditional institution need to be independent in discharging their duties, they also need to serve their people first not people to serve them. The paper concludes that traditional institutions play an important role in achieving a stable democracy if given autonomy and possess all leadership qualities.