Orne's of Nh(Wolfeborough/Wolfboro) were Horne. i found a record from middlesex county of my Ephraim bailey Horne changing his nae to Ephraim Bailey ORNE in the 1800's.
Ephraim B Horne/ORNE b. 1791 Wolfeboro NH d. 1845 Haverhill, MA. was the son of Ebenezer or Benjamin HORNE of Wolfboro.