According to Guinness World Records, the heaviest turkey on record weighed 39.09 kg , which is about 86 lb dressed weight.

Record turkey details

  • The record-holding turkey was a stag (male) named Tyson, raised by Philip Cook of Leacroft Turkeys Ltd in Peterborough, United Kingdom.
  • Tyson won the final “heaviest turkey” competition held in London on 12 December 1989, where his dressed weight was officially recorded as 39.09 kg (86 lb).

Extra fun fact

  • After winning, Tyson was auctioned for charity in London for a record £4,400, equivalent to about $6,692 at the time.

So, to answer the question directly: the heaviest turkey on record weighs 39.09 kg (86 lb).