Sports clubs, charities, organisations, businesses, schools and many more have employed their services.
A dip into the National World archive served up many mascot-related photos from around Northern Ireland. Perhaps you featured – have a closer look!
13. Friendly Faces
Dungannon Council Recycling Officer Anthea Owens with Sperrinview pupils and mascot 'Kirk' at the launch of Yellow Woods Challenge, to help recycle Yellow Pages in 2007.. Photo: John Stafford
14. Friendly Faces
Mervyn Morrison, from Tamlaghtmore, who was a member of the Clay Pigeon team at the Commonwealth Games at India, pictured with his sons Peter and Jamie, pupils at Ballytrea PS and their classmates, as they view one of just fifty posters of the Commonwealth Games mascot, which he presented to the school in 2010. Photo: Adrian Robinson
15. Friendly Faces
Sharon Rutherford, fundraising officer, skips with mascot Marvin at the launch of the Meningitis Research Foundation sponsored walk at Cutters Wharf, Belfast, in 2007. Photo: Diane Magill
16. Friendly Faces
Bbmibaby mascot 'Tiny' with TinyLife Fundraising Manager Valerie Cromie and 11-week-old Reid O'Neill from Whiteabbey marking the launch of the charity's special partnership with bmibaby at the TinyLife annual Teddy Bears picnic in 2010. Photo: Press Eye