UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT

                Pursuant to Section 13 OR 15(d) of the Securities
                              Exchange Act of 1934

              Date of Report (Date of the earliest event reported)
                                  June 14, 2005
                               ------------------

                             Kronos Worldwide, Inc.
             ------------------------------------------------------
             (Exact name of Registrant as specified in its charter)

       Delaware                 1-31763                    76-0294959
   -------------------     -----------------            -----------------
    (State or other            (Commission                (IRS Employer
    jurisdiction of            File Number)               Identification
     incorporation)                                            No.)

    5430 LBJ Freeway, Suite 1700, Dallas, Texas            75240-2697
   --------------------------------------------           ------------
     (Address of principal executive offices)              (Zip Code)

               Registrant's telephone number, including area code
                                 (972) 233-1700
                                 --------------


             (Former name or address, if changed since last report.)

Check  the  appropriate  box  below  if the  Form  8-K  filing  is  intended  to
simultaneously  satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2):

[   ]  Written communications pursuant to Rule 425 under the Securities Act
       (17 CFR 230.425)

[   ]  Soliciting material pursuant to Rule 14a-12 under  the Exchange  Act
       (17 CFR 240.14a-12)

[   ]  Pre-commencement communications  pursuant to Rule 14d-2(b) under the
       Exchange Act (17 CFR 240.14d-2(b))

[   ]  Pre-commencement communications pursuant to Rule 13e-4(c)  under the
       Exchange Act (17 CFR 240.13e-4(c))



Item 1.01    Entry into a Material Definitive Agreement.

     The  information  disclosed  by  Kronos  International,  Inc.,  a  Delaware
corporation and an affiliate of the registrant ("Kronos  International"),  under
Item 1.01 of the Current Report on Form 8-K that Kronos  International (File No.
333-100047) filed with the U.S.  Securities and Exchange  Commission on June 20,
2005 is hereby incorporated herein by reference.

Item 9.01    Financial Statements and Exhibits.

     (c) Exhibits.

        Item No.       Exhibit Index
        ----------     ---------------------------------------------------------
        10.1           Second Amendment Agreement Relating to  a Credit Facility
                       Agreement,  dated June 25,  2002  executed as of June 14,
                       2005 by and  among  Deutsche  Bank AG, as  mandated  lead
                       arranger,  Deutsche Bank  Luxembourg  S.A. as agent,  the
                       participating  lenders,  Kronos Titan GmbH, Kronos Europe
                       S.A./N.V,  Kronos Titan AS,  Kronos Norge AS,  Titania AS
                       and Kronos  Denmark ApS  (incorporated  by  reference  to
                       Exhibit  10.1 to the Current  Report on Form 8-K filed by
                       Kronos  International (File No. 333-100047) with the U.S.
                       Securities and Exchange Commission on June 20, 2005).




                                    SIGNATURE


     Pursuant to the  requirements  of the Securities  Exchange Act of 1934, the
registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned hereunto duly authorized.

                             Kronos Worldwide, Inc.
                             (Registrant)



                             By:    /s/ Gregory M. Swalwell
                                    ----------------------------
                                    Gregory M. Swalwell
                                    Vice President, Finance and
                                    Chief Financial Officer


Date:  June 20, 2005