- Tracey Nicol-Lewis
- 5284 total number
- United Kingdom (Bargoed)
The largest collection of Harry Potter memorabilia consists of 5,284 items, and was achieved by Tracey Nicol-Lewis (UK) as verified in Bargoed, Mid Glamorgan, UK, on 3 April 2021.
Tracey is also the proud record holder of the largest collection of Wizarding World memorabilia.