    <SEC-DOCUMENT>0001649749-19-000042-index.html : 20191021
    <SEC-HEADER>0001649749-19-000042.hdr.sgml : 20191021
    <ACCEPTANCE-DATETIME>20191021165407
    ACCESSION NUMBER:		0001649749-19-000042
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		27
    CONFORMED PERIOD OF REPORT:	20191021
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20191021
    DATE AS OF CHANGE:		20191021

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			FB Financial Corp
    		CENTRAL INDEX KEY:			0001649749
    		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
    		IRS NUMBER:				621216058
    		STATE OF INCORPORATION:			TN
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-37875
    		FILM NUMBER:		191159980

    	BUSINESS ADDRESS:
    		STREET 1:		211 COMMERCE STREET
    		STREET 2:		SUITE 300
    		CITY:			NASHVILLE
    		STATE:			TN
    		ZIP:			37201
    		BUSINESS PHONE:		615-313-0080

    	MAIL ADDRESS:
    		STREET 1:		211 COMMERCE STREET
    		STREET 2:		SUITE 300
    		CITY:			NASHVILLE
    		STATE:			TN
    		ZIP:			37201

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	First South Bancorp, Inc.
    		DATE OF NAME CHANGE:	20150731
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>fbk-8k_20191021.htm
    <DESCRIPTION>FB FINANCIAL CORPORATION 8-K
    <TEXT>
    Document 1 - file: fbk-8k_20191021.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>fbk-ex99_1.htm
    <DESCRIPTION>EXHIBIT 99.1
    <TEXT>
    Document 2 - file: fbk-ex99_1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>3
    <FILENAME>fbk-ex99_2.htm
    <DESCRIPTION>EXHIBIT 99.2
    <TEXT>
    Document 3 - file: fbk-ex99_2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.3
    <SEQUENCE>4
    <FILENAME>fbk-ex99_3.htm
    <DESCRIPTION>EXHIBIT 99.3
    <TEXT>
    Document 4 - file: fbk-ex99_3.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>fb_supp.jpg
    <TEXT>
    Document 5 - file: fb_supp.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>fbk-ex99_3001.jpg
    <TEXT>
    Document 6 - file: fbk-ex99_3001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>fbk-ex99_3002.jpg
    <TEXT>
    Document 7 - file: fbk-ex99_3002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>fbk-ex99_3003.jpg
    <TEXT>
    Document 8 - file: fbk-ex99_3003.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>fbk-ex99_3004.jpg
    <TEXT>
    Document 9 - file: fbk-ex99_3004.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>fbk-ex99_3005.jpg
    <TEXT>
    Document 10 - file: fbk-ex99_3005.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>fbk-ex99_3006.jpg
    <TEXT>
    Document 11 - file: fbk-ex99_3006.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>fbk-ex99_3007.jpg
    <TEXT>
    Document 12 - file: fbk-ex99_3007.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>fbk-ex99_3008.jpg
    <TEXT>
    Document 13 - file: fbk-ex99_3008.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>fbk-ex99_3009.jpg
    <TEXT>
    Document 14 - file: fbk-ex99_3009.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>fbk-ex99_3010.jpg
    <TEXT>
    Document 15 - file: fbk-ex99_3010.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>fbk-ex99_3011.jpg
    <TEXT>
    Document 16 - file: fbk-ex99_3011.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>fbk-ex99_3012.jpg
    <TEXT>
    Document 17 - file: fbk-ex99_3012.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>fbk-ex99_3013.jpg
    <TEXT>
    Document 18 - file: fbk-ex99_3013.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>fbk-ex99_3014.jpg
    <TEXT>
    Document 19 - file: fbk-ex99_3014.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>fbk-ex99_3015.jpg
    <TEXT>
    Document 20 - file: fbk-ex99_3015.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>fbk-ex99_3016.jpg
    <TEXT>
    Document 21 - file: fbk-ex99_3016.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>fbk-ex99_3017.jpg
    <TEXT>
    Document 22 - file: fbk-ex99_3017.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>fbk-ex99_3018.jpg
    <TEXT>
    Document 23 - file: fbk-ex99_3018.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>fbk-ex99_3019.jpg
    <TEXT>
    Document 24 - file: fbk-ex99_3019.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>fbk-ex99_3020.jpg
    <TEXT>
    Document 25 - file: fbk-ex99_3020.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>fbk-ex99_3021.jpg
    <TEXT>
    Document 26 - file: fbk-ex99_3021.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>logoa05.jpg
    <TEXT>
    Document 27 - file: logoa05.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>