"Need no introduction" is a commonly used phrase to describe a highly reputable or well-known individual or entity. However, English language provides ample synonyms that can be used interchangeably to express the same sentiment. Some of the synonyms include "require no introduction," "call for no introduction," and "demand no introduction." The use of synonyms can help to vary the language, prevent repetition, and provide clarity in written and spoken communication. Regardless of the synonym used, the intention is always to convey the exceptional status and prominence of the subject at hand.