this is

this person is Harry, this is my cousin, Joan. This is my friend, Robert.

Usage notes: usually used in introducing someone by their name or by their relationship to you

Name	Pronounced	Usage
Saam	-	Persian, Persian Mythology
Vernon	VUR-nən	English
Grant	GRANT	English, Scottish
Nadiyya	-	Arabic
Roos	RO:S	Dutch
Socorro	-	Spanish