    <SEC-DOCUMENT>0001157523-18-002434-index.html : 20181114
    <SEC-HEADER>0001157523-18-002434.hdr.sgml : 20181114
    <ACCEPTANCE-DATETIME>20181114170522
    ACCESSION NUMBER:		0001157523-18-002434
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		17
    CONFORMED PERIOD OF REPORT:	20181114
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20181114
    DATE AS OF CHANGE:		20181114

    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:		181184974

    	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>a51900148.htm
    <DESCRIPTION>FB FINANCIAL CORPORATION 8-K
    <TEXT>
    Document 1 - file: a51900148.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>a51900148ex99_1.htm
    <DESCRIPTION>EXHIBIT 99.1
    <TEXT>
    Document 2 - file: a51900148ex99_1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>3
    <FILENAME>a51900148ex99_2.htm
    <DESCRIPTION>EXHIBIT 99.2
    <TEXT>
    Document 3 - file: a51900148ex99_2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>a51900148ex99_2slide1.jpg
    <TEXT>
    Document 4 - file: a51900148ex99_2slide1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>a51900148ex99_2slide2.jpg
    <TEXT>
    Document 5 - file: a51900148ex99_2slide2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>a51900148ex99_2slide3.jpg
    <TEXT>
    Document 6 - file: a51900148ex99_2slide3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>a51900148ex99_2slide4.jpg
    <TEXT>
    Document 7 - file: a51900148ex99_2slide4.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>a51900148ex99_2slide5.jpg
    <TEXT>
    Document 8 - file: a51900148ex99_2slide5.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>a51900148ex99_2slide6.jpg
    <TEXT>
    Document 9 - file: a51900148ex99_2slide6.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>a51900148ex99_2slide7.jpg
    <TEXT>
    Document 10 - file: a51900148ex99_2slide7.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>a51900148ex99_2slide8.jpg
    <TEXT>
    Document 11 - file: a51900148ex99_2slide8.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>a51900148ex99_2slide9.jpg
    <TEXT>
    Document 12 - file: a51900148ex99_2slide9.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>a51900148ex99_2slide10.jpg
    <TEXT>
    Document 13 - file: a51900148ex99_2slide10.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>a51900148ex99_2slide11.jpg
    <TEXT>
    Document 14 - file: a51900148ex99_2slide11.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>a51900148ex99_2slide12.jpg
    <TEXT>
    Document 15 - file: a51900148ex99_2slide12.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>a51900148ex99_2slide13.jpg
    <TEXT>
    Document 16 - file: a51900148ex99_2slide13.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>a51900148ex99_2slide14.jpg
    <TEXT>
    Document 17 - file: a51900148ex99_2slide14.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>