Ayub Ali Master (Bengali: আইয়ুব আলী মাস্টার; died 1980), was an early British Bangladeshi social reformer, politician and entrepreneur. He is notable for pioneering social welfare work for many early British Asians. He established a boardinghouse known as "Number 13" in his home which provided many facilities for British Asians. He is one of the earliest of Sylhetis to arrive in the United Kingdom, now hosting one of the largest Bangladeshi diaspora communities outside of Bangladesh and due to this, he was amongst the famous household names in the Sylhet region during his time referred to as the brave jahazis (sailors). His family is also notable as entrepreneurs and businessmen.