There are numerous research studies on organizational structures (OS) and organizational learning (OL), however, empirical research investigating the relationship between these two topics in Turkish context does not exist. This article provides empirical evidence about how dimensions of organizational structure influence dimensions of organizational learning. The relationship is investigated from the viewpoint of research and product development engineers in R&D companies in Turkish automotive industry. The quantitative research findings show that centralization and formalization have a significant negative relationship with organizational learning dimensions (organizational level learning stock, feedforward learning and feedback learning) where specialization has a positive relationship