This study aims to describe the form of hybridity mimicry in the novel Gadis Kretek by Ratih Kumala based on the postcolonial perspective of Homi K. Bhabha. This study's research type is descriptive qualitative with a postcolonial approach. The data in this study were in the form of words or sentences containing mimicry, and the data source was obtained from the novel Gadis Kretek by Ratih Kumala. Then the data was collected by documentation techniques and analyzed using interactive data analysis techniques by Miles and Huberman, which included data collection techniques, data reduction, data presentation, and conclusions. The research results in Ratih Kumala's Gadis Kretek novel show that there are forms of mimicry, including language mimicry, promotional media, means of transportation, attitudes, work, and lifestyle. The form of imitation carried out by a character in the novel Gadis Kretek by Ratih Kumala is a representation carried out by a character against the invaders. Then a form of hybridity was found in the novel Gadis Kretek by Ratih Kumala, namely attitude and work hybridity. In this case, this research is relevant for implications for teaching literature in high school in KD 3.3 Identifying information, which includes orientation, series of interrelated events, complications, and resolutions in oral or written historical novels as well as KD 4.3 Constructing values from novel historical information.