Stanley,1927–2005, U.S. harness racer and trainer.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
mid-15c., agent noun from dance. (Dancere as a surname is attested from early 12c.). Related: Danseuse "female dancer," from French fem. of danseur.
Online Etymology Dictionary, © 2010 Douglas Harper