Gaspard Shingleton was the celebrated inventor of the Self-Stirring Cauldron (FW).
Other canon notes and references
If he went to Hogwarts, Gaspard Shingleton would have been in the same year as or the year above the Marauders.
Species / Race Wizard
First Introduced FW
JKR's "Wizard of the Month" for September 2005 (JKR).