Everyone here has a write-up, drawn from the same records that explain the names while you read the text.
Nehemiah
Governor of JudahCupbearer to the Persian king, who heard that Jerusalem's walls were still rubble and asked for leave to rebuild them. He organized the work by household, kept a weapon at hand against sabotage, and finished the wall in fifty-two days.
Nehemiah 1-6
Ezra
Priest and scribeA scribe who set his heart to study the law, to do it, and to teach it. He led a second group of exiles home and read the law aloud to the assembled people, with others explaining it so everyone could understand.
Ezra 7Nehemiah 8
Ahitub
The Levitical coursesThe priestly and Levitical registers of 1 Chronicles 6 and 23 to 26: the line of Aaron down to the exile, and the twenty-four divisions David organized for service in the sanctuary, assigned by lot.
1 Chronicles 6:1-811 Chronicles 23:1-321 Chronicles 24:1-19
Parosh
The families that came backThe register of those who returned from Babylon, given twice at length in Ezra 2 and Nehemiah 7 and a third time in 1 Esdras. Roughly fifty thousand people, listed by family, by town, and by temple office.
Ezra 2:1-70Ezra 8:1-20Nehemiah 7:6-73
Sanballat
Nehemiah's builders and opponentsThe men who rebuilt Jerusalem's wall in fifty-two days, and the officials who tried to stop them. Sanballat governed Samaria, Tobiah was an Ammonite official with relatives inside the city, and Geshem was an Arab chief; the three of them worked by ridicule, then threat, then invitation to a meeting Nehemiah refused to attend.
Nehemiah 2:10-20Nehemiah 3:1-32Nehemiah 4:1-23
Hananiah
The prophets who opposed the prophetsScripture names the men who prophesied against its own prophets, and it does not present them as obvious frauds. Hananiah broke the wooden yoke off Jeremiah's neck in the temple and announced that Babylon would fall in two years. Zedekiah son of Chenaanah made iron horns and promised Ahab victory, then struck Micaiah across the face.
1 Kings 22:11-24Jeremiah 20:1-6Jeremiah 28:1-17
Zadok
The two chief priestsDavid's two priests. Abiathar had escaped the massacre at Nob and joined David in the wilderness, carrying the ephod. Zadok's line came from Eleazar. At Solomon's accession Abiathar backed Adonijah and Zadok backed Solomon, and Abiathar was removed.
1 Samuel 22:20-232 Samuel 15:24-291 Kings 2:26-27
Meshullam
Names of the priestly housesNames that recur constantly through Chronicles, Ezra, and Nehemiah, often carried by several different men, and usually attached to the priestly and Levitical families. They are among the most common Hebrew names of the period, which is why the text so often has to add a father's name to tell them apart.
1 Kings 12:22-24Ezra 2:59-63Ezra 8:15-20