Calypso Uranium Appoints Jon Thorson as Director

NOT FOR DISSEMINATION IN THE UNITED STATES OR FOR DISTRIBUTION TO U.S. WIRE SERVICES

Calypso Uranium Corp. (TSX VENTURE:CLP) ("Calypso" or the "Company") is pleased
to announce the appointment of Jon Thorson to the board of directors. Mr.
Thorson holds a PhD in geology and is a Certified Professional Geologist based
in Colorado with over 44 years experience providing geological mapping services,
exploration advice and management for major and junior exploration companies in
the minerals and petroleum industries. Mr. Thorson is experienced in the
interpretation of sedimentary environments and the inter-relation of tectonic
activity and stratigraphy and has a broad background in geology, geochemistry,
petrology, stratigraphy, paleontology, and structural geology, including 18
years as a consultant and 5 years in petroleum exploration. 


Stephen Barley, President of Calypso stated: "Jon Thorson is a respected senior
geologist with specific skill sets that will be very beneficial to the Company
based on our intention to become increasingly active in 2010. Jon has previously
consulted to Calypso and is therefore familiar with both our large mineral
properties and our exploration team in Mendoza. He will be an excellent addition
to our Board of Directors."


Calypso is an uranium exploration and development company with over 447,000
hectares of highly prospective uranium properties known as the Huemel, Campesino
Norte, La Pintada, Rahueco and Central Block located in three separate provinces
of Argentina. 


CALYPSO URANIUM CORP.

Stephen Barley, President & CEO

This press release does not constitute an offer to purchase securities. The
securities to be offered in the offering have not been and will not be
registered under the United States Securities Act of 1933, as amended, or any
state securities laws and may not be offered or sold in the United States or to,
or for the benefit or account of, a U.S. person, except pursuant to an available
exemption from such registration requirements.


This news release may contain forward-looking statements based on assumptions
and judgments of management of the Company regarding future events or results.
Such statements are subject to a variety of risks and uncertainties which could
cause actual events or results to differ materially from those reflected in the
forward-looking statements. The Company disclaims any intention or obligation to
revise or update such statements except as may be required by law.


Shares Outstanding: 50,630,819