Bartlett joined Good Relations to work on the Nintendo account in October after leaving Fever, where she was a senior account director.
While at Fever she worked for clients including HTC and Warner Home Entertainment. She was formerly associate director at John Doe, where she worked on Sony PlayStation and W London.
Bartlett will report to Dawn Paine, Nintendo UK’s assistant general manager and marketing director. She starts 12 December.
She will oversee all press activity and media relations and manage the company’s relationship with Good Relations.
Tech giant Apple poached Nintendo head of comms Saunders in April for a newly created role to promote its mobile app and gaming content in the UK.