Edward Jacob or Edward Junior it is not confirmed in the book
Probably Edward Jakob ED
"ej" doesn't have a universal or commonly known meaning or abbreviation. It could potentially stand for specific things in certain contexts, but without more information, it's difficult to provide a definitive answer.
E is Edward and J is Jacob.
EJ Caillouet goes by Ej, and Eeej.
Ej Sepp's birth name is EJ Sepp.
The "EJ" in Captain E. J. Smith stands for "Edward John".
It's not "WW". It is "EJ" and represents the designer of the coin, Elizabeth Jones.
Holden EJ was created in 1962.
Kanam EJ died in 1982.
Kanam EJ was born in 1926.
Ej Sepp is 6' 3".
EJ Assi is 5' 10".