A lexicographer is a person devoted to the study of lexicography, especially an author of a dictionary.

Some famous lexicographers:

• Samuel Johnson
• Noah Webster
• Isaac Kaufmann Funk
• James Murray
• Henry Bradley
• William Craigie
• Charles Talbut Onions
• Henry Watson Fowler
• A. S. Hornby

Johnson famously defined a lexicographer as "Lexicographer: A writer of dictionaries; a harmless drudge that busies himself in tracing the original, and detailing the signification of words".