FORM 3
        	UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES
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                      	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	                      	

1. Name and Address of Reporting Person *

Andersen Eric	2. Date of Event Requiring Statement (MM/DD/YYYY)
2/1/2017 
	3. Issuer Name and Ticker or Trading Symbol

Aon plc [AON]	
(Last)        (First)        (Middle)

200 EAST RANDOLPH ST.	4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                            _____ 10% Owner
___ X ___ Officer (give title below)          _____ Other (specify below)
CEO, Aon Benfield /	
(Street)

CHICAGO, IL 60601       

(City)              (State)              (Zip)	5. If Amendment, Date Original Filed (MM/DD/YYYY)

	6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person	

Table I - Non-Derivative Securities Beneficially Owned	
1.Title of Security
(Instr. 4)	2. Amount of Securities Beneficially Owned
(Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)	4. Nature of Indirect Beneficial Ownership
(Instr. 5)	
Class A Ordinary Shares  	33871.5  	D  	 	

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)	
1. Title of Derivate Security
(Instr. 4)	2. Date Exercisable and Expiration Date
(MM/DD/YYYY)	3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)	6. Nature of Indirect Beneficial Ownership
(Instr. 5)	
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares				
Restricted Share Unit (Right to Receive)  	3/14/2017   (1)	3/14/2017  	Class A Ordinary Shares  	1157  	  (2)	D  	 	
Restricted Share Unit (Right to Receive)  	2/19/2017   (3)	2/19/2017  	Class A Ordinary Shares  	1897  	  (2)	D  	 	
Restricted Share Unit (Right to Receive)  	2/18/2017   (4)	2/18/2019  	Class A Ordinary Shares  	2961  	  (2)	D  	 	

Explanation of Responses:	
(  1) 	A restricted share unit award was granted on March 14, 2014 and vests in accordance with the terms of the Aon Stock Incentive Plan as follows: 33 1/3% of the awards vest on each of the first through third anniversaries of the date of the grant.	
(  2) 	The restricted share unit award converts to Class A Ordinary Shares on a 1-for-1 basis. In accordance with UK law, the reporting person agreed to pay the issuer the nominal value of US$0.01 per share issued to the reporting person.	
(  3) 	A restricted share unit award was granted on February 19, 2015 and vests in accordance with the terms of the Aon Stock Incentive Plan as follows: 33 1/3% of the awards vest on each of the first through third anniversaries of the date of the grant.	
(  4) 	A restricted share unit award was granted on February 18, 2016 and vests in accordance with the terms of the Aon Stock Incentive Plan as follows: 33 1/3% of the awards vest on each of the first through third anniversaries of the date of the grant.	

Reporting Owners	
Reporting Owner Name / Address	Relationships	
	Director	10% Owner	Officer	Other	
Andersen Eric
200 EAST RANDOLPH ST.
CHICAGO, IL 60601			CEO, Aon Benfield		

Signatures		
/s/ Molly Johnson - Molly Johnson pursuant to a Power of Attorney from Eric Andersen		2/13/2017	
** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.	
*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).	
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).	
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.	
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.	

POWER OF ATTORNEY
I, Eric Andersen ("Grantor"), hereby confirm, constitute and appoint each of Michael Wolf, Michele Welsh and Molly Johnson, or any of them signing singly, and with full power of substitution, as the true and lawful attorney-in-fact of Grantor to:
prepare, execute in Grantor's name and on Grantor's behalf, and submit to the United States Securities and Exchange Commission (the "SEC") a Form ID, including amendments thereto, and any other documents necessary or appropriate to obtain codes and passwords enabling the undersigned to make electronic filings with the SEC of reports required by Section 16(a) of the Securities Exchange Act of 1934, as amended (the "Exchange Act") or any rule or regulation promulgated by the SEC;
execute for and on behalf of Grantor, in Grantor's capacity as an officer, director or greater than ten percent shareholder of Aon plc (the "Company"), Forms 3, 4 and 5, including but not limited to any amendments thereto, in accordance with Section 16(a) of the Exchange Act, and the rules promulgated thereunder, which may be necessary or desirable as a result of Grantor's ownership of or transaction in securities of the Company; and
do and perform any and all acts for and on behalf of Grantor which may be necessary or desirable to complete and execute any such Form 3, 4 or 5 or any amendments thereto, and timely file such form with the SEC and any other stock exchange or similar authority.
Grantor hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorney-in-fact's substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. Grantor acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of Grantor, are not assuming, nor is the Company assuming, any of Grantor's responsibilities to comply with Section 16 of the Exchange Act.
This Power of Attorney shall be effective on the date set forth below and shall continue in full force and effect until the date on which Grantor shall cease to be subject to Section 16 of the Exchange Act and the rules promulgated thereunder or until such earlier date on which written notification executed by Grantor is filed with the SEC expressly revoking this Power of Attorney.
IN WITNESS WHEREOF, Grantor has caused this Power of Attorney to be executed as of this 6 day of February, 2017

Signature:           /s/ Eric Andersen
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