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

                                 April 27, 2004
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                Date of report (Date of earliest event reported)

                               TierOne Corporation
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             (Exact name of registrant as specified in its charter)

      Wisconsin                     000-50015                  04-3638672
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(State or other jurisdiction       (Commission               (IRS Employer
     of incorporation)             File Number)            Identification No.)

1235 "N" Street, Lincoln, Nebraska                                      68508
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(Address of principal executive offices)                             (Zip Code)

                                 (402) 475-0521
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              (Registrant's telephone number, including area code)

                                 Not Applicable
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          (Former name or former address, if changed since last report)



ITEM 7. Financial Statements, Pro Forma Financial Information and Exhibits.

      (a)   Not applicable.

      (b)   Not applicable.

      (c)   Exhibits

      The following exhibit is filed herewith.

      Exhibit Number    Description

            99.1        Press Release dated April 27, 2004

ITEM 12. Results of Operations and Financial Condition

      On April 27, 2004, TierOne Corporation (the "Company") issued a press
release announcing its results of operations for the first quarter ended March
31, 2004.

      The Company's press release dated April 27, 2004, is attached hereto as
an exhibit to this Form 8-K and is incorporated herein by reference. The press
release attached hereto is being furnished to the SEC and shall not be deemed to
be "filed" for any purpose.



                                   SIGNATURES

      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.

                           TIERONE CORPORATION


Date: April 28, 2004       By: /s/ Gilbert G. Lundstrom
                               ------------------------
                               Gilbert G. Lundstrom
                               Chairman of the Board and
                                Chief Executive Officer




                                  EXHIBIT INDEX

Exhibit Number         Description
--------------         -----------

99.1                   Press Release dated April 27, 2004