<SEC-DOCUMENT>0001133228-25-005744-index.html : 20250529
<SEC-HEADER>0001133228-25-005744.hdr.sgml : 20250529
<ACCEPTANCE-DATETIME>20250529153911
ACCESSION NUMBER:		0001133228-25-005744
CONFORMED SUBMISSION TYPE:	N-CSRS
PUBLIC DOCUMENT COUNT:		9
CONFORMED PERIOD OF REPORT:	20250331
FILED AS OF DATE:		20250529
DATE AS OF CHANGE:		20250529
EFFECTIVENESS DATE:		20250529

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WESTERN ASSET HIGH INCOME OPPORTUNITY FUND INC.
		CENTRAL INDEX KEY:			0000910068
		ORGANIZATION NAME:           	
		EIN:				133735236
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		N-CSRS
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-07920
		FILM NUMBER:		251002820

	BUSINESS ADDRESS:	
		STREET 1:		620 EIGHTH AVENUE
		STREET 2:		47TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018
		BUSINESS PHONE:		888-777-0102

	MAIL ADDRESS:	
		STREET 1:		620 EIGHTH AVENUE
		STREET 2:		47TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HIGH INCOME OPPORTUNITY FUND INC
		DATE OF NAME CHANGE:	19941230

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SMITH BARNEY HIGH INCOME OPPORTUNITY FUND INC
		DATE OF NAME CHANGE:	19930913

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SMITH BARNEY HIGH INCOME FUND INC
		DATE OF NAME CHANGE:	19930802
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CSRS
<SEQUENCE>1
<FILENAME>wahiofi-efp15699_ncsrs.htm
<DESCRIPTION>WESTERN ASSET HIGH INCOME OPPORTUNITY FUND INC. - N-CSRS
<TEXT>
Document 1 - file: wahiofi-efp15699_ncsrs.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT
<SEQUENCE>2
<FILENAME>wahiofi-efp15699_ex99cert.htm
<DESCRIPTION>CERTIFICATIONS PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002
<TEXT>
Document 2 - file: wahiofi-efp15699_ex99cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.906CERT
<SEQUENCE>3
<FILENAME>wahiofi-efp15699_ex99906cert.htm
<DESCRIPTION>CERTIFICATIONS PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
<TEXT>
Document 3 - file: wahiofi-efp15699_ex99906cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>img563d84351.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: img563d84351.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>img50e3e8772.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: img50e3e8772.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>img721aa62b3.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: img721aa62b3.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>img09bd458a4.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: img09bd458a4.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>imgf8ad7e155.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: imgf8ad7e155.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>img315d62006.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: img315d62006.jpg

</DOCUMENT>
</SEC-DOCUMENT>