The European Proceedings of Social & Behavioural Sciences EpSBS ISSN: 2357-1330 This is an Open Access article distributed under the terms of the Creative Commons Attribution-Noncommercial 4.0 Unported License, permitting all non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. https://doi.org/10.15405/epsbs.2019.05.02.12 AIMC 2018 Asia International Multidisciplinary Conference ROLE OF SPIRITUALITY AT WORK AND ORGANIZATIONAL COMMITMENT TO ORGANIZATIONAL CITIZENSHIP BEHAVIOR Hafidzah Nurjannah (a)*, Zulfadli Hamzah (b) *Corresponding author (a) Universitas Islam Riau, Jalan Kaharuddin Nasution No. 113 Marpoyan, Pekanbaru, Indonesia, hafidzah.nj@gmail.com (b) Universitas Islam Riau, Jalan Kaharuddin Nasution No. 113 Marpoyan, Pekanbaru, Indonesia, zulfadlihamzah@gmail.com Abstract Organizational Citizenship Behavior (OCB) is a major factor in achieving organizational goals. An organizational commitment is needed for each lecturer to achieve organizational citizenship behavior, which ultimately can improve the University's performance. The spirituality at work that describes the meaning of job can affect both of these things. Characteristics of lecturer work that must meet the “Tridharma” of Higher Education besides doing other work, such as getting involved in campus activities or guiding student organizations. This is very demanding of spirituality at work that can increase organizational commitment and organizational citizenship behavior. The purpose of this research was to analyze the role of spirituality in the workplace and organizational commitment toward Organizational Citizenship Behavior of lecturers at Islamic University in Pekanbaru. The respondents of this research were permanent lecturers at the Islamic University in Pekanbaru with probability sampling method with the Random Sampling technique of 318 respondents. This research analyzed used Structural Equation Modeling. The results of this study indicate that spirituality in the workplace has a direct positive and significant direct effect on organizational commitment, Spirituality at work has a positive and significant direct positive effect on organizational citizenship behavior, Organizational commitment has a positive direct and significant effect on organizational citizenship behavior at Islamic University lecturers in Pekanbaru. © 2019 Published by Future Academy www.FutureAcademy.org.UK Keywords: Organizational citizenship behavior (OCB), organizational commitment, spirituality at work.