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 *

DeSilva Joseph
2. Date of Event Requiring Statement (MM/DD/YYYY)
2/27/2020 

3. Issuer Name and Ticker or Trading Symbol

AUTOMATIC DATA PROCESSING INC [ADP]
(Last)        (First)        (Middle)

ONE ADP BOULEVARD
4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                          _____ 10% Owner
___X___ Officer (give title below)        _____ Other (specify below)
Corp VP /
(Street)

ROSELAND, NJ 07068      

(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)
Common Stock 1516.2360 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 Security5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option (Right to Buy) 9/1/2020 8/31/2026 Common Stock 644.0000 $90.6300 D  
Stock Option (Right to Buy) 9/1/2018 8/31/2027 Common Stock 1029.0000 $107.3500 D  
Stock Option (Right to Buy) 9/1/2019 8/31/2028 Common Stock 1481.0000 $146.7500 D  
Stock Option (Right to Buy) 9/1/2020 8/31/2029 Common Stock 5532.0000 $169.8400 D  

Explanation of Responses:

Remarks:
poa-desiliva.txt

Reporting Owners
Reporting Owner Name / Address
Relationships
Director10% OwnerOfficerOther
DeSilva Joseph
ONE ADP BOULEVARD
ROSELAND, NJ 07068


Corp VP

Signatures
Michael A. Bonarti (POA on file)3/2/2020
**Signature of Reporting PersonDate

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