🔼The name Ashhur in the Bible
There's only one man named Ashhur (which shouldn't be confused with the name Asshur; אשור) in the Bible. He is the "father" (meaning the leader) of the town of Tekoa and a son of Hezron and Abijah of Judah (1 Chronicles 2:24). The two wives of Ashhur are named Helah and Naarah (1 Chronicles 4;5).
🔼Etymology of the name Ashhur
The name Ashhur comes from the root-verb שחר (shahar):
For a meaning of the name Ashhur, both NOBSE Study Bible Name List and Jones' Dictionary of Old Testament Proper Names read Blackness. BDB Theological Dictionary does not translate this name but does list it under שחר I.