Proper noun
(rare) A female given name from Hebrew.
A prostitute of Jericho who, in the Torah, helped Israelite spies.
Rahab
A sea monster in Levantine mythology similar to Tannin and Leviathan
By faith Rahab the prostitute did not perish with those who were disobedient, because she had given a friendly welcome to the spies. Source: Internet
Betty Dobson of Mitchell, IN, died Sunday, June 21, 1998 at Mitchell Manor Living and Rahab Center. Source: Internet
In Isaiah 51:9, Rahab is connected to the sea monster (Tannin), as you suggest above, But in Ezekiel 29:3 & 32:2, Pharaoh is called Tannin. Source: Internet
There was Joseph, responsible for bringing the people of Israel to Egypt during a devastating famine, and even Rahab, a prostitute who protected the Israelite spies as they sized up Jericho. Source: Internet
Fundación Rahab says that its work with former prostitutes includes spiritual counseling. Source: Internet