This paper investigated the relationship between of information literacy skills and research competency of postgraduates in Olabisi Onabanjo University (OOU), Ago-Iwoye and Federal University of Agriculture, Abeokuta (FUNAAB), Nigeria. The descriptive survey research design and the multistage sampling technique were employed. The target population comprised 2,089 postgraduates from which 337 samples were randomly selected using the Yemane (1973) formula. A validated questionnaire made up of two scales was used to measure information literacy skills (0.79) and research competency (0.78) variables of the study. Findings indicated that the sampled postgraduates possessed high level of research competency, although competencies in handling research methodology as well as data analysis and discussions of finding were low. The study further revealed that respondent postgraduates possessed high information literacy skills. Finally, information literacy skills positively influenced research competency of the sampled postgraduates. The study proffered policy towards promotion and sustenance of research and research methodology courses, provision of library resources and services and effective integration and teaching of library instructions to postgraduates amongst other recommendations.