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Exhibit 12.    Statement re: Computation of Ratios

BancWest Corporation and Subsidiaries
Computation of Consolidated Ratios of Earnings to Fixed Charges

|                                    |                                          |   |                    |         |                   |   |                        |         |      |   |         |         |  |   |         |         | 
|----------------------------------- | ---------------------------------------- | - | ------------------ | ------- | ----------------- | - | ---------------------- | ------- | ---- | - | ------- | ------- |  | - | ------- | ------- | 
|                                    |                                          |   | Three Months Ended |         | Nine Months Ended
|                                    |                                          |   | September 30,      |         | September 30,    
|                                    |                                          |   |                    |         |                  
|                                    |                                          |   | 2002               |         | 2001              |   | 2002                   |         | 2001
|                                    |                                          |   |                    |         |                   |   |                        |         |     
|                                    |                                          |   |                    |         |                   |   | (dollars in thousands) |         |      |   |        
|                                   
|                                   
|                                   
|                                   
|Income before income taxes          |                                          | $ | 161,710            |         |                   | $ | 107,928                |         |      | $ | 428,310 |         |  | $ | 318,130 |        
|                                    |                                          |   |                    |         |                   |   |                        |         |      |   |         |         |  |   |         |        
|Fixed charges(1):                   |                                          |   |                    |         |                   |   |                        |         |      |   |         |         |  |   |         |        
|                                    | Interest expense                         |   |                    | 123,814 |                   |   |                        | 119,929 |      |   |         | 354,414 |  |   |         | 404,279 | 
|                                    | Rental expense                           |   |                    | 5,775   |                   |   |                        | 3,830   |      |   |         | 16,245  |  |   |         | 11,481  | 
|                                    |                                          |   |                    |         |                   |   |                        |         |      |   |         |         |  |   |         |        
|                                    |                                          |   | 129,589            |         |                   |   | 123,759                |         |      |   | 370,659 |         |  |   | 415,760 |        
|Less interest on deposits           |                                          |   | 76,477             |         |                   |   | 92,405                 |         |      |   | 218,884 |         |  |   | 318,687 |        
|                                    |                                          |   |                    |         |                   |   |                        |         |      |   |         |         |  |   |         |        
|                                    | Net fixed charges                        |   |                    | 53,112  |                   |   |                        | 31,354  |      |   |         | 151,775 |  |   |         | 97,073  | 
|                                    |                                          |   |                    |         |                   |   |                        |         |      |   |         |         |  |   |         |        
|                                    | Earnings, excluding
interest on deposits |   | $                  | 214,822 |                   |   | $                      | 139,282 |      |   | $       | 580,085 |  |   | $       | 415,203 | 
|                                    |                                          |   |                    |         |                   |   |                        |         |      |   |         |         |  |   |         |        
|                                    | Earnings, including
interest on deposits |   | $                  | 291,299 |                   |   | $                      | 231,687 |      |   | $       | 798,969 |  |   | $       | 733,890 | 
|                                    |                                          |   |                    |         |                   |   |                        |         |      |   |         |         |  |   |         |        
|Ratio of earnings to
fixed charges: |                                          |   |                    |         |                   |   |                        |         |      |   |         |         |  |   |         |        
|                                    | Excluding interest on deposits           |   |                    | 4.04x   |                   |   |                        | 4.44x   |      |   |         | 3.82x   |  |   |         | 4.28x   | 
|                                    | Including interest on deposits           |   |                    | 2.25x   |                   |   |                        | 1.87x   |      |   |         | 2.16x   |  |   |         | 1.77x   | 



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