Name such as Gary Gray and Edna Dean have been a frequent topic in Word Ways. Here is a checklist summarizing who is known to exist (asterisks denoting new discoveries). Most can be found in the various editions of national telephone directories on CD-ROM, such as PhoneDisc: (numbered) sources for others are noted. In all cases actual names are reported, with reasonable inferences given in parentheses.
"A Checklist of Transposable People,"
Word Ways: Vol. 31
, Article 13.
Available at: https://digitalcommons.butler.edu/wordways/vol31/iss3/13