The Alter and Apse of the Jacob Church and the Font where the "first" Fleglers were baptized. Urphar am Main. THE GERMANIC ORIGIN OF THE FLAGLER FAMILY OF DUTCHESS COUNTY by Robert Pierce
Information available to the writer of this account leads to the belief that the name Flagler, or one of its forty variations, first appeared in the early 15th Century in Franconia, a Province in south-west Germany. The date is apocryphal, one authority giving it as early as 1412, others as 128