Politeness plays a crucial role in all cultures and societies for maintaining relationships and for face saving. Although politeness is common to all cultures and languages, how it functions and is realised varies from one culture to another. Different theories have been proposed to examine the strategies with which politeness is expressed. Each theory has weak and strong points which may make it appropriate to a culture but not to another. The most widely used of these theories are Brown and Levinson’s (1978) and its modified version (1987), Lakoff’s (1973), and Leech’s (1983, 2005) theories of politeness. This paper aims to provide a critical review of the aforementioned theories. Specifically, it discusses different scholars’ viewpoints ...