- Claudia Heitler , Ariel Rogoff Flavin
- 15.32 centimetre(s)
- United States ()
The largest sand dollar is 15.32 cm (6.031 in), and was discovered by Claudia Heitler (Canada) and Ariel Rogoff Flavin (USA) in Longboat Key, Florida, USA, on 27 September 2019.
Claudia and Ariel were on vacation in Longboat Key, Florida when they discovered the record breaking sand dollar.