Herod
: son of Antipater; king over Judea when Christ was born,a son of Herod the Great,a grandson of Herod the Great and son of Aristobulus and Berenice
Herodias
: the wife of Herod Antipas; granddaughter of Herod the Great
John
: a son of Zebedee; younger brother of James; the beloved disciple of Christ,a relative of Annas the high priest,a son of Mary the sister of Barnabas, and surnamed Mark,the father of Simon Peter
Mark 14:1-2
Passover
: a Jewish religious feast. It may also refer to the lamb sacrificed and eaten at the feast.