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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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MIC-Info: RSA-MD5,RSA,
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 39UEvOrduIxH2seJYE8MUA==

<SEC-DOCUMENT>0000062741-04-000082.txt : 20040422
<SEC-HEADER>0000062741-04-000082.hdr.sgml : 20040422
<ACCEPTANCE-DATETIME>20040422123817
ACCESSION NUMBER:		0000062741-04-000082
CONFORMED SUBMISSION TYPE:	424B5
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20040422

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MARSHALL & ILSLEY CORP/WI/
		CENTRAL INDEX KEY:			0000062741
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				390968604
		STATE OF INCORPORATION:			WI
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		424B5
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-33814
		FILM NUMBER:		04747548

	BUSINESS ADDRESS:	
		STREET 1:		ATTN: OFFICE OF THE GENERAL COUNSEL
		STREET 2:		770 NORTH WATER STREET
		CITY:			MILWAUKEE
		STATE:			WI
		ZIP:			53202
		BUSINESS PHONE:		4147657801

	MAIL ADDRESS:	
		STREET 1:		770 NORTH WATER ST
		CITY:			MILWAUKEE
		STATE:			WI
		ZIP:			53202
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B5
<SEQUENCE>1
<FILENAME>pricesup04232004callable.txt
<DESCRIPTION>MI CORP PRICING SUPPLEMENT DATED 4-23-04 13MO BULLET
<TEXT>
			Rule 424(b)(5)
File No. 333-33814

Pricing Supplement dated April 21st, 2004
to the Prospectus Dated April 12, 2000
and Prospectus Supplement Dated May 31, 2000


Marshall & Ilsley Corporation
Medium-Term Notes, Series E

Due from 9 Months to 30 Years


Trade Date:	April 21, 2004
Issue Price:	100%


Original Issue Date:	April 23, 2004
Principal Amount:	$100,000,000


Maturity Date:	May 23, 2005


Interest Rate:
1.718%


Redemption:
N/A


Interest Payment Dates:
5/23/05


Agent and Book-Running Manager:
HSBC Securities (USA) Inc.


Agent Commission:
..01%


Proceeds to Company:
99.989% ($99,989,000)


Day Count:
ACT/360


Country/Currency:
USD


Minimum Denomination:
$1,000 minimum investment with increments of $1,000


CUSIP No.:
57183HFZ9


Additional Terms:
The Notes will be represented by one or more global certificates
in fully registered form. Each global certificate will be
deposited with, or on behalf of, The Depository Trust Company ("DTC")
and registered in the name of DTC or its nominee.


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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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