E! Online reported exclusively that sources said Klum, 36, and Porizkova, 44, will play themselves on the popular ABC drama as part of a "Housewives" episode set in New York.
The sources, whose identities were not released, said the episode featuring the two supermodels will air in March.
E! Online said Klum, host of "Project Runway," and Porizkova, a former judge on "America's Next Top Model," are the most recent celebrities to enjoy visits on "Housewives."
Past celebrities featured on the ABC series include Alfre Woodard, Nathan Fillion, Neal McDonough, Dougray Scott and John Slattery.
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