<SEC-DOCUMENT>0000950123-11-079853.txt : 20120409
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<ACCEPTANCE-DATETIME>20110824193024
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ACCESSION NUMBER:		0000950123-11-079853
CONFORMED SUBMISSION TYPE:	CORRESP
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20110824

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALAMOS GLOBAL TOTAL RETURN FUND
		CENTRAL INDEX KEY:			0001285650
		IRS NUMBER:				203377281
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		CORRESP

	BUSINESS ADDRESS:	
		STREET 1:		2020 CALAMOS COURT
		STREET 2:		C/O CALAMOS ADVISORS LLC
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60563
		BUSINESS PHONE:		6302451046

	MAIL ADDRESS:	
		STREET 1:		2020 CALAMOS COURT
		STREET 2:		C/O CALAMOS ADVISORS LLC
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60563
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<TYPE>CORRESP
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<DIV align="left" style="font-size: 10pt; margin-top: 6pt">Calamos
Advisors, LLC<BR>
2020 Calamos Court<BR>
Naperville, Illinois 60563<BR>
Phone: 630-245-7200<BR>
www.calamos.com
</DIV>

<DIV align="center" style="font-size: 10pt; margin-top: 18pt">August 25, 2011
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U><B>OVERNIGHT DELIVERY AND EDGAR</B></U>
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt">Larry Greene<BR>
Division of Investment Management<BR>
Securities and Exchange Commission<BR>
100 F Street, N.E.<BR>
Washington, D.C. 20549
</DIV>

<DIV align="center" style="font-size: 10pt; margin-top: 18pt"><B>Calamos Global Total Return Fund<BR>
Registration Statement on Form&nbsp;N-2<BR>
File Nos. 333-174431 and 811-21547</B>
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt">Dear
Mr.&nbsp;Greene:
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;In
accordance with Rule&nbsp;461 of the General Rules and Regulations under the Securities Act of
1933, as amended, Calamos Global Total Return Fund (the &#147;Fund&#148;) hereby requests
acceleration of the effective date of the above-captioned Registration Statement so that it will
become effective by 10:00 a.m., Eastern Time, on September 2, 2011 or as soon thereafter as
practicable.
</DIV>

<TABLE width="100%" border="0" cellspacing="0" cellpadding="0" style="font-size: 10pt">
<TR>
    <TD width="48%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="38%">&nbsp;</TD>
    <TD width="12%">&nbsp;</TD>
</TR>
<TR>
    <TD valign="top" align="left">&nbsp;</TD>
    <TD colspan="3" align="left">Sincerely,<BR>
<BR>
CALAMOS GLOBAL TOTAL RETURN FUND<BR>
&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD valign="top">By:&nbsp;&nbsp;</TD>
    <TD colspan="2" style="border-bottom: 1px solid #000000" align="left">/s/ J. Christopher Jackson
&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">J. Christopher Jackson&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">Vice President and Secretary&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR>
<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>
</TABLE>


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