    <SEC-DOCUMENT>0000874501-21-000075-index.html : 20210415
    <SEC-HEADER>0000874501-21-000075.hdr.sgml : 20210415
    <ACCEPTANCE-DATETIME>20210415064734
    ACCESSION NUMBER:		0000874501-21-000075
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		17
    CONFORMED PERIOD OF REPORT:	20201231
    FILED AS OF DATE:		20210415
    DATE AS OF CHANGE:		20210415

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			AMBAC FINANCIAL GROUP INC
    		CENTRAL INDEX KEY:			0000874501
    		STANDARD INDUSTRIAL CLASSIFICATION:	SURETY INSURANCE [6351]
    		IRS NUMBER:				133621676
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-10777
    		FILM NUMBER:		21827244

    	BUSINESS ADDRESS:
    		STREET 1:		ONE WORLD TRADE CENTER
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10007
    		BUSINESS PHONE:		2126587470

    	MAIL ADDRESS:
    		STREET 1:		ONE WORLD TRADE CENTER
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10007

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	AMBAC INC /DE/
    		DATE OF NAME CHANGE:	19930328
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>a05-0112021ambacproxystate.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: a05-0112021ambacproxystate.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>aacnetassetvalue2a.jpg
    <TEXT>
    Document 2 - file: aacnetassetvalue2a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>adverselyclassifiedcredits2a.jpg
    <TEXT>
    Document 3 - file: adverselyclassifiedcredits2a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>afgcumulativeebitda2a.jpg
    <TEXT>
    Document 4 - file: afgcumulativeebitda2a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>ambaclogojpega211a.jpg
    <TEXT>
    Document 5 - file: ambaclogojpega211a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>arrowjpg1a.jpg
    <TEXT>
    Document 6 - file: arrowjpg1a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>bluelogoa021a.jpg
    <TEXT>
    Document 7 - file: bluelogoa021a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>chart-1a1d4020e6fb4796a131a.jpg
    <TEXT>
    Document 8 - file: chart-1a1d4020e6fb4796a131a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>chart-580c442d0318441ab2b1a.jpg
    <TEXT>
    Document 9 - file: chart-580c442d0318441ab2b1a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>chart-b266c423b9514dceaad1a.jpg
    <TEXT>
    Document 10 - file: chart-b266c423b9514dceaad1a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>chart-e3025b49358e44069771a.jpg
    <TEXT>
    Document 11 - file: chart-e3025b49358e44069771a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>checkmarkjpg3a.jpg
    <TEXT>
    Document 12 - file: checkmarkjpg3a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>pvlaptop1a.jpg
    <TEXT>
    Document 13 - file: pvlaptop1a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>stgorre2a.jpg
    <TEXT>
    Document 14 - file: stgorre2a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>stnetparoutstanding2a.jpg
    <TEXT>
    Document 15 - file: stnetparoutstanding2a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>virtualvotejpg1a.jpg
    <TEXT>
    Document 16 - file: virtualvotejpg1a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>votingmachine1a.jpg
    <TEXT>
    Document 17 - file: votingmachine1a.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>