They are members of the Melkite Greek Catholic Church , a Eastern Catholic Church .
Most Arab Christian Catholics are originally non-Arab , with Melkites and Rum Christians descending from Arabized Greek - speaking Byzantine populations .
Catholics are members of the Melkite Greek Catholic Church , a Eastern Catholic Church .
Most Arab Christian Catholics are originally non-Arab , with Melkites and Rum Christians descending from Arabized Greek - speaking Byzantine populations .