Lexis may refer to:

• Lexis (linguistics), the total bank of words and phrases of a particular language, the artifact of which is known as a lexicon
• Wilhelm Lexis (1837-1914), an eminent German statistician, economist, and social scientist and a founder of the interdisciplinary study of insurance
• LexisNexis, a proprietary online information database which includes Lexis.com

See also

• Lexus, an automobile brand