Exhibit 99.1


                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002


In  connection  with the  Annual  Report of  Titanium  Metals  Corporation  (the
"Company")  on Form 10-Q for the period  ending March 31, 2003 as filed with the
Securities and Exchange Commission on the date hereof (the "Quarterly  Report"),
I, J.  Landis  Martin,  Chairman  of the Board,  President  and Chief  Executive
Officer of the Company,  certify,  pursuant to 18 U.S.C.  ss.  1350,  as adopted
pursuant to ss. 906 of the Sarbanes-Oxley Act of 2002, that:

     1.   the Quarterly  Report fully complies with the  requirements of section
          13(a) or 15(d) of the Securities Exchange Act of 1934; and

     2.   the information  contained in the Quarterly Report fairly presents, in
          all  material  respects,   the  financial   condition  and  result  of
          operations of the Company




May 9, 2003


/s/ J. Landis Martin
- --------------------
J. Landis Martin
Chairman of the Board, President
   and Chief Executive Officer




Note: A signed  original of this written  statement  required by Section 906 has
been  provided to the Company and will be retained by the Company and  furnished
to the Securities and Exchange Commission or its staff upon request.