Statistics for occurrence #1 of “Ponce de Leon” in entry states-origin-of-the-names-of of Harper's Encyclopedia of United States History:

...ut, from the Indian word, Quahna-ta-cut, country upon the long river. Delaware, in honor of Thomas West, Lord De la Warr, or Delaware, first governor of the Virginia colony. Florida, so named by Ponce de Leon because of the abundance of flowers there, or because of the day on which he discovered it—Easter or Palm Sunday (Pascua Florida), 1512. Georgia, in honor of George II. of England, in whose r...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Ponce De Leon 18 18 0 0 0 user votes
Juan Ponce De Leon 8 8 0 0 0 user votes
Juan Ponce de Leon 1 1 1 1 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.