|Int. Standard Bible Encyclopedia|
jor'-ke-am (yorqe`am; the King James Version Jorkoam): This is probably to be taken as the name of a town, the "father" or "founder" of which was Raham (1 Chronicles 2:44). It may be identical with "Jokdeam" of Joshua 15:56.
Jorkeam (1 Occurrence)
1 Chronicles 2:44 Shema became the father of Raham, the father of Jorkeam; and Rekem became the father of Shammai. (WEB JPS ASV BBE DBY NAS NIV)