Form: 10-K

Annual report pursuant to Section 13 and 15(d)

March 3, 2009

EXHIBIT 32.1

Published on March 3, 2009

Exhibit 32.1

CHIMERA INVESTMENT CORPORATION
1211 AVENUE OF THE AMERICAS
SUITE 2902
NEW YORK, NEW YORK 10036


CERTIFICATION


PURSUANT TO SECTION 906 OF THE

SARBANES-OXLEY ACT OF 2002, 10 U.S.C. SECTION 1350

In connection with the annual report on Form 10-K of Chimera Investment
Corporation (the "Company") for the year ended December 31, 2008 to be filed
with Securities and Exchange Commission on or about the date hereof (the
"Report"), I, Matthew Lambiase, President, and Chief Executive Officer of the
Company, certify, pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, 18
U.S.C. Section 1350, that:


1. The Report fully complies with the requirements of Section 13(a) or
15(d) of the Securities Exchange Act of 1934; and

2. The information contained in the Report fairly presents, in all
material respects, the financial condition and results of operations
of the Company at the dates of, and for the periods covered by, the
Report.

It is not intended that this statement be deemed to be filed for purposes
of the Securities Exchange Act of 1934.

/s/ Matthew Lambiase
--------------------
Matthew Lambiase
Chief Executive Officer and President
February 27, 2009