Changes in the learning system of the pandemic era require school leaders to improve knowledge behavior to support teacher creativity. Research aims to analyze transformational leadership, share knowledge to increase teacher teaching creativity.  The study used quantitative methods of cross-sectional surveys. Exogenous variables are related to transformational leadership, endogenous variables are related to teacher creativity.  A sample of 350 teachers from SD Negeri East Jakarta Region. non-probability purposive sampling. Questionnaires are distributed online using google forms. Variables include transformational leadership, knowledge, teacher creativity. The measurement of the variable uses the Likert Scale with five points. The data analysis model uses Structural Equation Modeling Partial Least Squares. The results showed that leadership, knowledge sharing have an important role in increasing teacher creativity during the learning process of the pandemic era.  The increase in teacher creativity is influenced by school culture The results of the study become a reference and consideration of related parties in increasing teacher creativity.