<SEC-DOCUMENT>0001193125-11-234370.txt : 20110829
<SEC-HEADER>0001193125-11-234370.hdr.sgml : 20110829
<ACCEPTANCE-DATETIME>20110826183959
ACCESSION NUMBER:		0001193125-11-234370
CONFORMED SUBMISSION TYPE:	N-PX
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20110630
FILED AS OF DATE:		20110829
DATE AS OF CHANGE:		20110826
EFFECTIVENESS DATE:		20110829

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BLACKROCK MUNIYIELD QUALITY FUND III, INC
		CENTRAL INDEX KEY:			0000883412
		IRS NUMBER:				223165131
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		N-PX
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-06540
		FILM NUMBER:		111061105

	BUSINESS ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809
		BUSINESS PHONE:		800-441-7762

	MAIL ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK MUNIYIELD INSURED FUND, INC
		DATE OF NAME CHANGE:	20070612

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MUNIYIELD INSURED FUND INC
		DATE OF NAME CHANGE:	19920717
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-PX
<SEQUENCE>1
<FILENAME>dnpx.htm
<DESCRIPTION>BLACKROCK MUNIYIELD QUALITY FUND III INC
<TEXT>
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<TITLE>BlackRock MuniYield Quality Fund III Inc</TITLE>
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 <P STYLE="line-height:0px;margin-top:0px;margin-bottom:0px;border-bottom:0.5pt solid #000000">&nbsp;</P>
<P STYLE="line-height:3px;margin-top:0px;margin-bottom:2px;border-bottom:0.5pt solid #000000">&nbsp;</P> <P STYLE="margin-top:12px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="5"><B>UNITED STATES </B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="5"><B>SECURITIES AND EXCHANGE COMMISSION </B></FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT
STYLE="font-family:Times New Roman" SIZE="3"><B>Washington, D.C. 20549 </B></FONT></P> <P STYLE="margin-top:18px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="5"><B>FORM N-PX </B></FONT></P>
<P STYLE="margin-top:18px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3"><B>ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT </B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="3"><B>INVESTMENT COMPANY </B></FONT></P>
<P STYLE="margin-top:24px;margin-bottom:0px"><FONT STYLE="font-family:Times New Roman" SIZE="2">Investment Company Act file number 811-06540 </FONT></P>
<P STYLE="margin-top:24px;margin-bottom:0px"><FONT STYLE="font-family:Times New Roman" SIZE="2">Name of Fund: BlackRock MuniYield Quality Fund III, Inc. (MYI) </FONT></P> <P STYLE="margin-top:24px;margin-bottom:0px"><FONT
STYLE="font-family:Times New Roman" SIZE="2">Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809 </FONT></P> <P STYLE="margin-top:24px;margin-bottom:0px;padding-bottom:0px;"><FONT STYLE="font-family:Times New Roman" SIZE="2">Name and address of
agent for service: John Perlowski, Chief Executive Officer, BlackRock MuniYield Quality Fund III, Inc., 55 East
52</FONT><FONT STYLE="font-family:Times New Roman" SIZE="1"><SUP STYLE="vertical-align:baseline; position:relative; bottom:.8ex">nd</SUP></FONT><FONT STYLE="font-family:Times New Roman" SIZE="2"> Street, New York City, NY 10055. </FONT></P>
<P STYLE="margin-top:24px;margin-bottom:0px"><FONT STYLE="font-family:Times New Roman" SIZE="2">Registrant&#146;s telephone number, including area code: (800) 882-0052, Option 4 </FONT></P> <P STYLE="margin-top:24px;margin-bottom:0px"><FONT
STYLE="font-family:Times New Roman" SIZE="2">Date of fiscal year end: 07/31 </FONT></P> <P STYLE="margin-top:24px;margin-bottom:0px"><FONT STYLE="font-family:Times New Roman" SIZE="2">Date of reporting period: 07/01/2010 &#150; 06/30/2011
</FONT></P> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P> <P STYLE="line-height:0px;margin-top:0px;margin-bottom:0px;border-bottom:0.5pt solid #000000">&nbsp;</P>
<P STYLE="line-height:3px;margin-top:0px;margin-bottom:2px;border-bottom:0.5pt solid #000000">&nbsp;</P>

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 <P STYLE="margin-top:0px;margin-bottom:0px"><FONT STYLE="font-family:Times New Roman" SIZE="2">Item 1 &#150; Proxy Voting Record &#150; Attached hereto. </FONT></P>

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<PRE>


******************************* FORM N-Px REPORT *******************************

ICA File Number: 811-06540
Reporting Period: 07/01/2010 - 06/30/2011
BlackRock MuniYield Quality Fund III, Inc.









================== BLACKROCK MUNIYIELD QUALITY FUND III, INC. ==================


BLACKROCK CORPORATE HIGH YIELD FUND VI, INC.

Ticker:       HYT            Security ID:  09255P107
Meeting Date: SEP 02, 2010   Meeting Type: Annual
Record Date:  JUL 06, 2010

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Elect Director Richard E. Cavanagh      For       For          Management
1.2   Elect Director Richard S. Davis         For       For          Management
1.3   Elect Director Frank J. Fabozzi         For       For          Management
1.4   Elect Director Kathleen F. Feldstein    For       For          Management
1.5   Elect Director James T. Flynn           For       For          Management
1.6   Elect Director Henry Gabbay             For       For          Management
1.7   Elect Director Jerrold B. Harris        For       For          Management
1.8   Elect Director R. Glenn Hubbard         For       For          Management
1.9   Elect Director W. Carl Kester           For       For          Management
1.10  Elect Director Karen P. Robards         For       For          Management


--------------------------------------------------------------------------------

BLACKROCK CREDIT ALLOCATION INCOME TRUST II

Ticker:       PSY            Security ID:  09255H105
Meeting Date: SEP 02, 2010   Meeting Type: Annual
Record Date:  JUL 06, 2010

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Elect Director Richard E. Cavanagh      For       For          Management
1.2   Elect Director Richard S. Davis         For       For          Management
1.3   Elect Director Kathleen F. Feldstein    For       For          Management
1.4   Elect Director James T. Flynn           For       For          Management
1.5   Elect Director Henry Gabbay             For       For          Management
1.6   Elect Director Jerrold B. Harris        For       For          Management
1.7   Elect Director R. Glenn Hubbard         For       For          Management
1.8   Elect Director Karen P. Robards         For       For          Management


--------------------------------------------------------------------------------

BLACKROCK CREDIT ALLOCATION INCOME TRUST IV

Ticker:       BTZ            Security ID:  092508100
Meeting Date: SEP 02, 2010   Meeting Type: Annual
Record Date:  JUL 06, 2010

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Elect Director Richard E. Cavanagh      For       For          Management
1.2   Elect Director Kathleen F. Feldstein    For       For          Management
1.3   Elect Director Henry Gabbay             For       For          Management
1.4   Elect Director Jerrold B. Harris        For       For          Management


--------------------------------------------------------------------------------

BLACKROCK ENERGY AND RESOURCES TRUST

Ticker:       BGR            Security ID:  09250U101
Meeting Date: SEP 02, 2010   Meeting Type: Annual
Record Date:  JUL 06, 2010

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Elect Director Richard E. Cavanagh      For       For          Management
1.2   Elect Director Kathleen F. Feldstein    For       For          Management
1.3   Elect Director Henry Gabbay             For       For          Management
1.4   Elect Director Jerrold B. Harris        For       For          Management


--------------------------------------------------------------------------------

BLACKROCK ENHANCED DIVIDEND ACHIEVERS TRUST

Ticker:       BDJ            Security ID:  09251A104
Meeting Date: SEP 02, 2010   Meeting Type: Annual
Record Date:  JUL 06, 2010

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Elect Director Richard E. Cavanagh      For       For          Management
1.2   Elect Director Kathleen F. Feldstein    For       For          Management
1.3   Elect Director Henry Gabbay             For       For          Management
1.4   Elect Director Jerrold B. Harris        For       For          Management


--------------------------------------------------------------------------------

BLACKROCK FLOATING RATE INCOME TRUST

Ticker:       BGT            Security ID:  091941104
Meeting Date: SEP 02, 2010   Meeting Type: Annual
Record Date:  JUL 06, 2010

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Elect Director Richard E. Cavanagh      For       For          Management
1.2   Elect Director Kathleen F. Feldstein    For       For          Management
1.3   Elect Director Henry Gabbay             For       For          Management
1.4   Elect Director Jerrold B. Harris        For       For          Management


--------------------------------------------------------------------------------

BLACKROCK INTERNATIONAL GROWTH AND INCOME TRUST

Ticker:       BGY            Security ID:  092524107
Meeting Date: SEP 02, 2010   Meeting Type: Annual
Record Date:  JUL 06, 2010

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Elect Director Richard E. Cavanagh      For       For          Management
1.2   Elect Director Kathleen F. Feldstein    For       For          Management
1.3   Elect Director Henry Gabbay             For       For          Management
1.4   Elect Director Jerrold B. Harris        For       For          Management


--------------------------------------------------------------------------------

BLACKROCK LIMITED DURATION INCOME TRUST

Ticker:       BLW            Security ID:  09249W101
Meeting Date: SEP 02, 2010   Meeting Type: Annual
Record Date:  JUL 06, 2010

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Elect Director Richard E. Cavanagh      For       For          Management
1.2   Elect Director Kathleen F. Feldstein    For       For          Management
1.3   Elect Director Henry Gabbay             For       For          Management
1.4   Elect Director Jerrold B. Harris        For       For          Management

========== END NPX REPORT</PRE>
 </DIV>
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 <P STYLE="margin-top:0px;margin-bottom:0px"><FONT STYLE="font-family:Times New Roman" SIZE="2">Pursuant to the requirements of the Investment Company Act of 1940, the registrant has duly caused this
report to be signed on its behalf by the undersigned, thereunto duly authorized. </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px"><FONT STYLE="font-family:Times New Roman" SIZE="2">BlackRock MuniYield Quality Fund III, Inc. </FONT></P>
<P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
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<TD VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">By:</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0px;margin-bottom:1px;border-bottom:1px solid #000000"><FONT STYLE="font-family:Times New Roman" SIZE="2">/s/ John Perlowski</FONT></P></TD></TR>
<TR>
<TD VALIGN="top"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"><FONT STYLE="font-family:Times New Roman" SIZE="2">John Perlowski</FONT></TD></TR>
<TR>
<TD VALIGN="top"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"><FONT STYLE="font-family:Times New Roman" SIZE="2">Chief Executive Officer of</FONT></TD></TR>
<TR>
<TD VALIGN="top"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"><FONT STYLE="font-family:Times New Roman" SIZE="2">BlackRock MuniYield Quality Fund III, Inc.</FONT></TD></TR>
</TABLE> <P STYLE="margin-top:12px;margin-bottom:0px"><FONT STYLE="font-family:Times New Roman" SIZE="2">Date: August&nbsp;29, 2011 </FONT></P>
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