Exhibit 99

                                   [IBC LOGO]
                    INTERNATIONAL BANCSHARES CORPORATION


FOR IMMEDIATE RELEASE

CONTACT:  DENNIS E. NIXON                           ELIZABETH MARSHALL OR
          CHAIRMAN & CEO                            BRIAN DWYER
          INTERNATIONAL BANCSHARES CORPORATION      KGBTEXAS, INC.
          (956) 722-7611 (LAREDO)                   (210) 826-8899 (SAN ANTONIO)


                 INTERNATIONAL BANCSHARES CORPORATION ANNOUNCES
                                 STOCK DIVIDEND

(APRIL 12, 2002) LAREDO, TX - International Bancshares Corporation (IBC) today
announced that on April 4, 2002, the Board of Directors approved a 25% stock
split-up effected through a stock dividend to all holders of record of common
stock, $1.00 par value, on May 20, 2002 subject to approval by the shareholders
of the Increase in Authorized Shares Proposal discussed in the Proxy Statement,
to be payable on June 14, 2002. "The Board of Directors believes that these
dividends will add value to shares and will provide an additional incentive for
shareholders to hold the stock of IBC," said Dennis E. Nixon, Chairman of the
Board and Chief Executive Officer.

On February 28, 2002, IBC announced a cash dividend on its outstanding shares of
common stock of 40 cents per share for shareholders of record as of March 29,
2002, payable on April 15, 2002.

On February 25, 2002, IBC reported 2001 earnings. Net income and earnings per
share for 2001 were $83.3 million or $3.15 per share-basic ($3.09 per share
diluted) compared to $75.1 million or $2.81 per share basic ($2.77 per
share-diluted) in the corresponding 2000 period. These very positive numbers
represent an 11.6% increase in diluted earnings per share and a 10.8% increase
in net income over 2000. "This new milestone in earnings sets IBC apart from its
competitors and demonstrates management's commitment to superior earnings," said
Nixon. Total assets at December 31, 2001, were $6.4 billion compared to $5.8
billion at December 31, 2000.

International Bancshares Corporation (NASDAQ: IBOC) is a multi-bank, financial
holding company headquartered in Laredo, Texas. It has $6.4 billion in assets
and a network of facilities and ATMs serving communities that include Houston,
San Antonio, Corpus Christi, McAllen, Brownsville, Port Lavaca, Zapata, Eagle
Pass and several others throughout the central, southern and Gulf Coast regions
of Texas.

"Safe Harbor" statement under the Private Securities Litigation Reform Act of
1995: The statements contained in this release which are not historical facts
contain forward looking information with respect to plans, projections or future
performance of IBC and its subsidiaries, the occurrence of which involve certain
risks and uncertainties detailed in IBC's filings with the Securities and
Exchange Commission.

Copies of IBC's SEC filings and Annual Report (as an exhibit to the 10-K) may be
downloaded from the SEC filings site located at HTTP://WWW.SEC.GOV/EDGAR.SHTML.



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