Entrepreneurship is defined as the process of designing; launching and running a new business, which begins as a small business, such as a start-up company, offers a product, process or service for sale or hire. The people who do so are called 'entrepreneurs'. In this paper entrepreneurial behaviours are discussed. Characteristics, skills and functions of the entrepreneur are significantly mentioned here. There is a detailed description of different types of entrepreneur. There is a focus on the sustainable achievement of entrepreneurship development. The main objective is to study various dimensions of entrepreneurial leadership and factors predicting the success of entrepreneur.