Requires proceeds from the sale of such stamp to be: (1) transferred to the United States Fish and Wildlife Service (USFWS) to help fund the operations supported by the Multinational Species Conservation Funds; and (2) divided equally among the African Elephant Conservation Fund, the Asian Elephant Conservation Fund, the Great Ape Conservation Fund, the Marine Turtle Conservation Fund, and the Rhinoceros and Tiger Conservation Fund. Prohibits such proceeds from being taken into account in any decision relating to the level of appropriations or other federal funding to be furnished to the USFWS or such Funds.

Requires the stamp to: (1) be made available to the public for at least five years; and (2) depict images of flagship multinational species.

Requires proceeds from the sale of such stamp to be: (1) transferred to the United States Fish and Wildlife Service (USFWS) to help fund the operations supported by the Multinational Species Conservation Funds; and (2) divided equally among the African Elephant Conservation Fund, the Asian Elephant Conservation Fund, the Great Ape Conservation Fund, the Marine Turtle Conservation Fund, the Rhinoceros and Tiger Conservation Fund, and other international wildlife conservation funds authorized by Congress after the date of this Act's enactment. Prohibits such proceeds from being taken into account in any decision relating to the level of appropriations or other federal funding to be furnished to the USFWS or such Funds.

Requires the stamp to: (1) be made available to the public for at least five years; and (2) depict images of flagship multinational species.

Prohibits such proceeds from being used to fund or support the Wildlife Without Borders Program or to supplement funds made available for the Neotropical Migratory Bird Conservation Fund.

Requires proceeds from the sale of such stamp to be: (1) transferred to the United States Fish and Wildlife Service (USFWS) to help fund the operations supported by the Multinational Species Conservation Funds; and (2) divided equally among the African Elephant Conservation Fund, the Asian Elephant Conservation Fund, the Great Ape Conservation Fund, the Marine Turtle Conservation Fund, the Rhinoceros and Tiger Conservation Fund, and other international wildlife conservation funds authorized by Congress after the date of this Act's enactment. Prohibits such proceeds from being taken into account in any decision relating to the level of appropriations or other federal funding to be furnished to the USFWS or such Funds.

Requires the stamp to be made available to the public for at least two years.

Prohibits such proceeds from being used to fund or support the Wildlife Without Borders Program or to supplement funds made available for the Neotropical Migratory Bird Conservation Fund.

Multinational Species Conservation Funds Semipostal Stamp Act of 2010 - Requires the United States Postal Service to issue and sell, at a premium, a Multinational Species Conservation Funds Semipostal Stamp. Requires the use of such a stamp to be voluntary on the part of postal patrons.

Requires proceeds from the sale of such stamp to be: (1) transferred to the United States Fish and Wildlife Service (USFWS) to help fund the operations supported by the Multinational Species Conservation Funds; and (2) divided equally among the African Elephant Conservation Fund, the Asian Elephant Conservation Fund, the Great Ape Conservation Fund, the Marine Turtle Conservation Fund, the Rhinoceros and Tiger Conservation Fund, and other international wildlife conservation funds authorized by Congress after the date of this Act's enactment. Prohibits such proceeds from being taken into account in any decision relating to the level of appropriations or other federal funding to be furnished to the USFWS or such Funds.

Requires the stamp to be made available to the public for at least two years.

Prohibits such proceeds from being used to fund or support the Wildlife Without Borders Program or to supplement funds made available for the Neotropical Migratory Bird Conservation Fund.

Multinational Species Conservation Funds Semipostal Stamp Act of 2010 - Requires the United States Postal Service to issue and sell, at a premium, a Multinational Species Conservation Funds Semipostal Stamp. Requires the use of such a stamp to be voluntary on the part of postal patrons.

Requires proceeds from the sale of such stamp to be: (1) transferred to the United States Fish and Wildlife Service (USFWS) to help fund the operations supported by the Multinational Species Conservation Funds; and (2) divided equally among the African Elephant Conservation Fund, the Asian Elephant Conservation Fund, the Great Ape Conservation Fund, the Marine Turtle Conservation Fund, the Rhinoceros and Tiger Conservation Fund, and other international wildlife conservation funds authorized by Congress after the date of this Act's enactment. Prohibits such proceeds from being taken into account in any decision relating to the level of appropriations or other federal funding to be furnished to the USFWS or such Funds.

Requires the stamp to be made available to the public for at least two years.

Prohibits such proceeds from being used to fund or support the Wildlife Without Borders Program or to supplement funds made available for the Neotropical Migratory Bird Conservation Fund.