Human are naturally divided by biological aspects called sex. The biological gender then produce a product of society known as society gender which greatly influenced and affecting how people live their social live. Gender bias is a problem which heavily consists of stygmas and stereotypes based on specific biological gender. Beside it is affecting people social, it also affecting how people learns new language for them. Moreover, language in general have gender-based characteristics such as feminine and masculine. This study tries to examine gender bias phenomenon based on research analysis with qualitative method. To understand and answer the stereotypes that is has been around society, this study tries to examine: 1. The reality of the stereotype stating male learns and master English better female; 2. The reality of the stereotype stating male are better or proficient in using English verbally than female; 3. The reality of the stereotype stating male are better or proficient in English literacy than female;. It is shown that male students have better ability to use English verbally, whereas female shown better score in terms of reading and content comprehension. Hence, Gender bias does not have meaningful effect on how people’s internal aspect such as their capabilities of learning, but it does have external effect such as decreasing the urgencies and reasons for learning English.