Syntax

LOOKUP(search_key, search_range|search_result_array, [result_range])

Arguments

The printed syntax lists 3 argument(s), in order:

  • search_key
  • search_range|search_result_array
  • esult_rang optional

“optional” marks an argument Google prints in square brackets; “repeatable” marks one Google prints with “…”.

Description from Google Docs Editors Help

“Looks through a row or column for a key and returns the value of the cell in a result range located in the same position as the search row or column.”

Google’s help article for LOOKUP →

Source: Google Docs Editors Help, “Google Sheets function list” (support.google.com/docs/table/25273), record record 175 of 516, data fetched 28 September 2026. Data month: September 2026.