From BiblePortal Wikipedia

Smith's Bible Dictionary [1]

Shilo'ni. This word occurs in the Authorized Version only in  Nehemiah 11:5, where it should be rendered - as it is in other cases - "The Shilonite ," that is, The Descendant Of Sheluh , the youngest son of Judah.

Fausset's Bible Dictionary [2]

 Nehemiah 11:5, translated "the Shilohite," i.e; descendant of Shelah, Judah's youngest son; Shelani ( Numbers 26:20) is changed to Shiloni; compare  1 Chronicles 9:5.

Morrish Bible Dictionary [3]

Father of Zechariah.  Nehemiah 11:5 . But the passage may be read "Zechariah, the son of the Shilonite," as in the R.V.

Holman Bible Dictionary [4]

 Nehemiah 11:5