EXHIBIT 23
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
The Board of Directors
Hanmi Financial Corporation:
We consent to the incorporation by reference in the registration statements (Nos. 333-118733 and
333-117753) on Form S-3 and the registration statements (Nos. 333-122482 and 333-115753) on Form
S-8 of Hanmi Financial Corporation of our reports dated March 15, 2006, with respect to the
consolidated statements of financial condition of Hanmi Financial Corporation and subsidiary as of
December 31, 2005 and 2004, and the related consolidated statements of income, changes in
shareholders equity and comprehensive income, and cash flows for each of the years in the
three-year period ended December 31, 2005, managements assessment of the effectiveness of internal
control over financial reporting as of December 31, 2005 and the effectiveness of internal control
over financial reporting as of December 31, 2005, which reports appear in the December 31, 2005
annual report on Form 10-K of Hanmi Financial Corporation.
/s/ KPMG LLP
Los Angeles, California
March 15, 2006