AMOSA, Jimoh RafiuOMOLABI, IssaSULEIMAN, Ahmed Aremu2024-05-032024-05-032020Amosa, J. R., Omolabi, I. & Suleiman, A. A. (2020). Effect of Organisational Culture on Employees’ Organisational Citizenship Behaviour in Nigerian Manufacturing Industry. Ilorin Journal of Administration and Development (IJAD), 6(1&2): 1-12, Published by the Department of Public Administration, Faculty of Management Science, University of Ilorin, Ilorin, Nigeria.2536-7358https://uilspace.unilorin.edu.ng/handle/123456789/13346The influence of organizational culture to elicit certain discretionary behaviours from employees cannot be over emphasized. Therefore, to bring OCB to employees, organisational culture is required. However, the lack of administrative will to entrench a culture that encourages the exhibition of OCB by employees has been an impediment to the survival of many organizations. Thus, this study examined the effect of organizational culture on employees' organisational citizenship behaviour in Nigerian Manufacturing industry using selected culture and OCB variables with reference to Sunflag Plc. Lagos. The specific objectives of the study were to: examine the effect of people-oriented culture on employee sportsmanship behaviour and evaluate the effect of result-oriented culture on employee conscientiousness. Questionnaire was served to the sampled respondents of 297 gotten with taro Yamane sample size determination formula from l150 employees of the organisation, through a multistage sampling technique (stratified to take care of each levels of staff and simple random to pick from each stratum). Regression analysis was adopted to test the two hypotheses formulated for the study. Results from the study revealed that people-oriented culture has a significant and positive effect on sportsmanship (R2 = 0.581; p-value < 0.05) and that results oriented culture has significant influence on employee conscientiousness (R2 = -0.661; p-value < 0.05). The study concluded that organizational culture in its various forms has significant impact on employees' corporate citizenship behaviour. The study recommended that organization manager should promote a culture that foster selflessness, participation and exhibition of innovative behaviour that guarantees the realization of the organisational target.enOrganisational cultureOrganisational citizenship behaviorSportsmanshipConscientiousnessResult oriented and people-oriented cultureArticle