‘Which’ is a pronoun which is used to extract information for one or more persons or things. It is also used to add the previously mentioned information.


1. Which mango is the sweetest of them all?

2. Which holiday destination is your favourite?

3. This is the same car which won the race for him.

‘Who’ is a pronoun used to ask about the identity of a particular person. It is also used to give further information about a subject previously mentioned.


1. Who is that guy in a black shirt?

2. Who is this child’s father?

3. This is the same girl who passed out of school 20 years ago.