who is who

phrase

variants or who's who or who was who
: the identity of or the noteworthy facts about each of a number of persons

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Cite this Entry

“Who is who.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/who%20is%20who. Accessed 21 Dec. 2025.

Last Updated: - Definition revised
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