- David Thomas
- 12.9 kilogram(s)
- United Kingdom (Malvern)
The heaviest cucumber is 12.9 kg (23 lb 7 oz) and was grown by David Thomas (UK) and weighed at the Malvern Autumn Show, Three Counties Showground, Malvern, Worcestershire, UK, on 26 September 2015.
David also holds the record for the Heaviest parsnip.