The study explored the relationship between support of school heads and research competence of teachers in public elementary schools of Panabo City Division. Also, it investigated the association of the involved variables and the domains of support of school heads that significantly influence research competence of teachers. With the use of probability sampling, 188 public elementary teachers were selected as the respondents. Utilizing the descriptive-correlational survey method, the data collated were analyzed through the use of Mean, Product-Moment correlation and Regression Analysis. Results revealed that there was a high support of school heads and a high research competence of teachers among the respondents. Furthermore, there was a significant relationship between the support of school heads and research competence of teachers. Moreover, all domains of support of school heads, namely, collaboration, challenging, enthusiasm, and encouragement were found to have significantly influence the research competence of teachers. Based on the findings, it was further suggested that higher officials in the Department of Education may identify means on how to strengthen the support of school heads which would boost research competence of teachers. More so, future researchers may further explore the involved variables considering other factors and research methods specifically the qualitative research and mixed-methods research.