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UK//huː ɪz ðɪs//US//hu ɪz ðɪs//

Meaning of Who is this

A question to identify a person present.

In simple words: A question asking about someone's identity.

Who is this in a sentence

  • I walked into the party and asked, 'Who is this?'
  • When I saw the photograph, I wondered, 'Who is this?'
  • 'Who is this?' she asked, looking at the strange man on her doorstep.
  • During the meeting, I pointed to a new face and said, 'Who is this?'
  • In the video call, someone joined unexpectedly, and I exclaimed, 'Who is this?'

How to use Who is this

Used when you see someone you don't recognize. Mostly casual but can be used in formal settings depending on tone.

Grammar pattern

who + be + this

Memory hint

Think of 'Who is this?' as a friendly detective asking about a stranger.

Related words

Collocations with Who is this

  • ask who is this
  • wonder who is this
  • identify who is this

Common mistakes with Who is this

  • Forgetting to use 'is' when asking the question.
  • Not properly stressing 'who' for clarity.
  • Confusing this question with 'What is this?'

Compare Who is this with Who are you, Who's this, What's your name

Who is this appears in

Who is this in other languages

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Frequently asked questions about Who is this

What does Who is this mean?

A question asking about someone's identity.

What is the definition of Who is this?

A question to identify a person present.

How do you use Who is this in a sentence?

I walked into the party and asked, 'Who is this?'

Can you give another example of Who is this?

When I saw the photograph, I wondered, 'Who is this?'

What are synonyms for Who is this?

Common alternatives include Who are you?, Who's this?, What’s your name?.

What words go with Who is this?

It commonly pairs with ask who is this, wonder who is this, identify who is this.

What are common mistakes when using Who is this?

Forgetting to use 'is' when asking the question. Not properly stressing 'who' for clarity. Confusing this question with 'What is this?'

How do you pronounce Who is this?

US: //hu ɪz ðɪs//, UK: //huː ɪz ðɪs//. Listen to the audio above to hear native pronunciation.

When should I use Who is this?

Used when you see someone you don't recognize. Mostly casual but can be used in formal settings depending on tone.