Fiduciary/Claymore MLP Opportunity Fund
2455 Corporate West Drive
Lisle, Illinois 60532
Mr. Larry Greene
Securities and Exchange Commission
100 F Street, NE
Washington, DC 20549
Re: Fiduciary/Claymore MLP Opportunity Fund
(File Nos. 333-148949 and 811-21652)
Dear Mr. Greene:
In accordance with Rule 461 of the General Rules and Regulations under the Securities Act of 1933, as amended, Fiduciary/Claymore MLP Opportunity Fund (the “Fund”) hereby requests acceleration of the effective date of Post-Effective Amendment No. 3 to the Registration Statement on Form N-2 filed by the Fund (File Nos. 333-148949 and 811-21652) so that it may become effective at 11:00 a.m., Eastern time, on Wednesday, August 4, 2010, or as soon as practical thereafter.
| Sincerely, |
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| FIDUCIARY/CLAYMORE MLP OPPORTUNITY FUND |
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| By: | /s/ Mark E. Mathiasen |
| | Mark E. Mathiasen |
| | Secretary |