    <SEC-DOCUMENT>0001193125-23-075267-index.html : 20230321
    <SEC-HEADER>0001193125-23-075267.hdr.sgml : 20230321
    <ACCEPTANCE-DATETIME>20230321080115
    ACCESSION NUMBER:		0001193125-23-075267
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		34
    FILED AS OF DATE:		20230321
    DATE AS OF CHANGE:		20230321

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			FARMERS NATIONAL BANC CORP /OH/
    		CENTRAL INDEX KEY:			0000709337
    		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
    		IRS NUMBER:				341371693
    		STATE OF INCORPORATION:			OH
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-35296
    		FILM NUMBER:		23747877

    	BUSINESS ADDRESS:
    		STREET 1:		20 S BROAD STREET
    		STREET 2:		P O BOX 555
    		CITY:			CANFIELD
    		STATE:			OH
    		ZIP:			44406
    		BUSINESS PHONE:		3305333341

    	MAIL ADDRESS:
    		STREET 1:		20 S BROAD STREET
    		STREET 2:		PO BOX 555
    		CITY:			CANFIELD
    		STATE:			OH
    		ZIP:			44406
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>d418691ddef14a.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: d418691ddef14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>2
    <FILENAME>fmnb-20221231.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
    <TEXT>
    Document 2 - file: fmnb-20221231.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.DEF
    <SEQUENCE>3
    <FILENAME>fmnb-20221231_def.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE
    <TEXT>
    Document 3 - file: fmnb-20221231_def.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>4
    <FILENAME>fmnb-20221231_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
    <TEXT>
    Document 4 - file: fmnb-20221231_lab.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>5
    <FILENAME>fmnb-20221231_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
    <TEXT>
    Document 5 - file: fmnb-20221231_pre.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>g418691dsp001e.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: g418691dsp001e.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>g418691dsp84b.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g418691dsp84b.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>g418691g02c00.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: g418691g02c00.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>g418691g02v04.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: g418691g02v04.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>g418691g03b68.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: g418691g03b68.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>g418691g21j55.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: g418691g21j55.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>g418691g91a61.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g418691g91a61.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>g418691g91b61.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: g418691g91b61.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>g418691g91c61.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: g418691g91c61.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>g418691g91p19.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: g418691g91p19.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>g418691gra001b.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: g418691gra001b.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>g418691gra001c.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: g418691gra001c.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>g418691gra001d.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: g418691gra001d.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>g418691gra003.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: g418691gra003.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>g418691gra004.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: g418691gra004.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>g418691sp001d.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: g418691sp001d.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>g418691sp001g.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: g418691sp001g.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>g418691sp001h.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: g418691sp001h.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>g418691sp001j.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: g418691sp001j.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>g418691sp002d.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 25 - file: g418691sp002d.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>26
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 26 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>27
    <FILENAME>R2.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 27 - file: R2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>28
    <FILENAME>d418691ddef14a_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 28 - file: d418691ddef14a_htm.html

    Document 28 - RAW XML: d418691ddef14a_htm.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>29
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 29 - file: Financial_Report.xlsx

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>30
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 30 - file: Show.js

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>31
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 31 - file: report.css

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>32
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 32 - file: FilingSummary.html

    Document 32 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>34
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 34 - file: MetaLinks.json

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>35
    <FILENAME>0001193125-23-075267-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 35 - file: 0001193125-23-075267-xbrl.zip

    </DOCUMENT>
    </SEC-DOCUMENT>