Ashtabula County Naturalization Records - housed at the Ashtabula County Clerk of Courts: Click Here  Then click on side bar listing Naturalization Records.

If this link do not work copy and paste the following into your browser: http://courts.co.ashtabula.oh.us/clerk_of_courts.htm  or http://courts.co.ashtabula.oh.us/clerk_of_courtsNR.htm