Panama-Pacific International Exposition and Panama Canal Commemorative Coins Act - Directs the Secretary of the Treasury to mint and issue, in commemoration of the centennial of the Panama-Pacific International Exposition and the Panama Canal: (1) $5 octagonal gold coins, (2) $5 round gold coins, (3) $1 silver coins, and (4) half-dollar clad coins.
Requires the design of such coins to be a close likeness of the two gold and one half-dollar coins issued by the San Francisco Mint at the opening of the Pan-Pacific Exposition and the medal awarded to every U.S. citizen who worked for a continuous two-year period on the construction of the Panama Canal.
Restricts the issuance of such coins to the one-year period beginning on January 1, 2015.
Prescribes the sale price of the coins and coin surcharges. Requires such surcharges to be distributed to: (1) the San Francisco Museum and Historical Society for the design and construction of appropriate exhibitions in the San Francisco Museum and Historical Society; and (2) the National Park Foundation to be used for programs, construction, or preservation work at President Theodore Roosevelt's home in Oyster Bay, New York.