UNITED STATES
                      SECURITIES AND EXCHANGE COMMISSION
                            Washington, D.C.  20549

                                  FORM 13F

                            FORM 13F COVER PAGE

Report for the Calendar Year or Quarter Ended: December 31, 2011

Check here if Amendment [  ]; Amendment Number:
This amendment (Check only one.): [ ] is a restatement.
                                  [ ] adds new holdings entries.

Institutional Investment Manager Filing this Report:
Name:  Cantillon Capital Management LLP
Address:  108-110 Jermyn Street
	    London SW1Y6RH


13 File Number: CIK 0001352269

The institutional investment manager filing this report and the
person by whom it is signed hereby represent that the person
signing the report is authorized to submit it, that all
information contained herein is true, correct, and complete, and
and that it is understood that all required items, statements,
schedules, lists, and tables, are considered integral parts of
this form.


Person Signing this Report on Behalf of Reporting Manager:

Name: James R. O'Brien
Title: Chief Operating Officer
Phone: 212-603-3310
Signature, Place and Date of Signing:

James R. O'Brien
40 West 57th Street - 27th Floor
New York, NY 10019
January 5, 2012


Report Type (Check only one.):
[  ]        13F HOLDINGS REPORT.
[ X]        13F NOTICE.
[  ]        13F COMBINATION REPORT.

LIST OF OTHER MANAGERS REPORTING FOR THIS MANAGER:

FORM 13F FILE NUMBER: CIK 0001279936
NAME: Cantillon Capital Management LLC


I AM SIGNING THIS REPORT AS REQUIRED BY THE SECURITIES EXCHANGE
ACT OF 1934