Statistics for occurrence #1 of “De Courcy” in chapter 5.65 of Robert Underwood Johnson, Clarence Clough Buell, Battles and Leaders of the Civil War. Volume 3.:

..., beside the four regiments of Blair's brigade, the attacking forces included four regiments led by De Courcy and one by Thayer. General Sherman also says, in his Memoirs, that one brigade ( De Courcy 's), of Morgan's troops, crossed the bayou, but took to cover behind the bank, and could not be moved forward. In fact, all the troops behaved gallantly, and the assault was as valiant as it was...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
De Courcy 61 27 61 27 0 user votes
John F. De Courcy 16 2 0 0 0 user votes
John De Courcy 2 0 0 0 0 user votes
John Fitzroy De Courcy 2 0 0 0 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.