For period ended 04/30/2008
Registrant Name: American Beacon Funds
File Number: 811-4984


EXHIBIT 99.906CERT

William F. Quinn and Rebecca L. Harris, respectively, the President and
Treasurer of the American Beacon Funds (the "Registrant"), each certify
to the best of his or her knowledge and belief that:

1.  the Registrant's report on Form N-CSR for the period ended April 30, 2008
(the "Form N-CSR") fully complies with the requirements of Section 15(d) of the
Securities Exchange Act of 1934, as amended; and

2.  the information contained in such Form N-CSR fairly presents, in all
material respects, the financial condition and results of operations of the
Registrant.

/s/ William F. Quinn                      /s/ Rebecca L. Harris
--------------------                      --------------------
William F. Quinn                          Rebecca L. Harris
President                                 Treasurer
American Beacon Funds                     American Beacon Funds

Date: July 3, 2008


A signed original of this written statement required by Section 906 has been
provided to American Beacon Funds and will be retained by American
Beacon Funds and furnished to the Securities and Exchange Commission or
its staff upon request.