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Confusing words explained

“whose” vs “who's” — What’s the Difference?

Whose = possessive (belongs to); who's = who is (contraction).

Key takeaway

Quick Difference: whose vs who's

Whose = possessive (belongs to); who's = who is (contraction).

whose /huːz/

whose vs who's Side-by-Side Comparison

Meaning of whose

Noun A2 Neutral
Meaning

Possessive pronoun indicating that something belongs to or is connected with a person or animal.

Short definition

Shows that something belongs to someone; used instead of 'his', 'her', or 'their' in questions or to identify ownership.

Rule of thumb

Use 'whose' in questions or relative clauses to show possession. Always precedes a noun.

Examples
  • Whose book is this on the table? A2 daily
  • The student whose homework was excellent received praise. B1 written

Meaning of who's

Other Neutral

How to Remember the Difference

Who's = who is/who has (apostrophe replaces letters); whose = belongs to whom (no apostrophe).

Common Mistakes with whose and who's

Mistake with whose

Wrong: Who's car is parked outside?

Correct: Whose car is parked outside?

Use 'whose' for possession; 'who's' is a contraction of 'who is'.

Mistake with whose

Wrong: The girl whose I saw yesterday was your sister.

Correct: The girl whom I saw yesterday was your sister.

Use 'whom' or 'that' after the verb; 'whose' shows possession of a noun that follows.

Practice Quiz: whose or who's?

Choose the word that best completes each real example sentence.

Question 1

_____ book is this on the table?

Question 2

The student _____ homework was excellent received praise.

Question 3

That is the neighbor _____ dog barks all day.

Pick at least one answer, then press Check answers to see how you did.

Frequently Asked Questions About whose vs who's

What’s the difference between “whose” and “who's”?

Whose = possessive (belongs to); who's = who is (contraction).

When should I use “whose”?

Use 'whose' in questions or relative clauses to show possession. Always precedes a noun.

How can I remember whose vs who's?

Who's = who is/who has (apostrophe replaces letters); whose = belongs to whom (no apostrophe).

Is it “whose” or “who's” in example sentences?

Use the quiz above to test the pair with real example sentences from the available word data.

Explore whose and who's Individually