Driehaus Mutual Funds Prospectus and SAI

Driehaus Mutual Funds
25 East Erie Street
Chicago, Illinois 60611
1-800-560-6111

Prospectus

Driehaus Emerging Markets Growth Fund

Driehaus International Discovery Fund

Driehaus International Equity Yield Fund

Driehaus International Small Cap Growth Fund

May 1, 2008, as supplemented May 13, 2008 and June 19, 2008

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Prospectus

Driehaus Global Growth Fund

April 30, 2008

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The Securities and Exchange Commission has not approved or disapproved these securities or determined if this prospectus is truthful and complete. Any representation to the contrary is a criminal offense.

Statement of Additional Information ("SAI")

Driehaus Emerging Markets Growth Fund

Driehaus International Discovery Fund

Driehaus International Equity Yield Fund

Driehaus International Small Cap Growth Fund

May 1, 2008

Download a complete copy of this statement of additional information in Adobe Acrobat format (PDF)

This application can be downloaded for free by clicking on the icon below.

Statement of Additional Information ("SAI")

Driehaus Global Growth Fund

April 30, 2008

Download a complete copy of this statement of additional information in Adobe Acrobat format (PDF)

This application can be downloaded for free by clicking on the icon below.