But was your loved one in the picture as they dressed up for the day of fun?
We have reminders from Monkton Primary, Marine Park Primary and the Central Library as well as plenty more.
Take a look and remind yourselves of some wonderful scenes.
9. A flashback to 2016
Hutton Henry Primary school pupils (left to right) Ellie Davis, Eve Mutton, Ralphie Pond, Pippa Hutchinson, Jackson Roberts and Beth Teahen reading their books during World Book Day 6 years ago. Photo: FRANK REID
10. Jumping back to 2007 at Jesmond Road Primary
Back to 2007 where they were having great fun on World Book Day at Jesmond Road Primary School. Have you spotted anyone you know? Photo: hm
11. Recognise anyone?
Did these scenes bring back memories for you? Tell us more by emailing [email protected] Photo: hm
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