This paper aims to analyze the sonnet 138 written by William Shakespeare from a stylistic point of view. The division of Shakespeare‟s sonnets is shown. A short introduction to both style and stylistics in literature are written. For further facilitation, a short introduction to Shakespeare, the sonnet 138 and its themes are given. The stylistic analysis of the sonnet is shown from four sides. Graphological, grammatical, phonological and lexical analyses are shown. This paper will help to understand the structure and style of Shakespeare‟s sonnet number 138. Moreover, the themes and ideals of Shakespeare will also be understood.