Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Registration Statement on Form S-3 of our report dated March 13, 2006 relating to the financial statements, management’s assessment of the effectiveness of internal control over financial reporting and the effectiveness of internal control over financial reporting, which appears in the 2005 Annual Report to Shareholders, which is incorporated by reference in Popular Inc.’s Annual Report on Form 10-K for the year ended December 31, 2005. We also consent to the reference to us under the heading “Experts” and in such Registration Statement.

/s/ PricewaterhouseCoopers LLP

San Juan, Puerto Rico

June 16, 2006