EXHIBIT 21 SUBSIDIARIES OF HIBERNIA CORPORATION

|NAME OF SUBSIDIARY                                                                                | STATE OR OTHER JURISDICTION     
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|Hibernia National Bank                                                                            | United States                   
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|Hibernia Capital Corporation                                                                      | Louisiana                       
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|Hibernia Southcoast Capital, Inc.                                                                 | Louisiana                       
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|Zachary Taylor Life Insurance Company, Inc.                                                       | Louisiana                       
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|Hibernia Investments, L.L.C. (1)                                                                 
|(formerly Hibernia Investment Securities, Inc.)                                                   | Louisiana                       
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|Hibernia Insurance Agency L.L.C.                                                                  | Louisiana                       
|(doing business as Hibernia Rosenthal and Hibernia Rosenthal Insurance)                          
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|Hibernia Insurance Agency of Texas, Inc. (1)                                                      | Texas                           
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|Hibernia Reinsurance Company (1)                                                                  | Vermont                         
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|HTA Investments, L.L.C. (1)                                                                       | Louisiana                       
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|Hibernia Asset Management Limited Partnership (1)                                                 | Texas                           
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|(1) Subsidiary of Hibernia National Bank                                                         
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|All other subsidiaries considered in the aggregate would not constitute a significant subsidiary.