AUTOMATIC DATA PROCESSING INC — Director's Dealing 2009

Nov 2, 2009

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: AUTOMATIC DATA PROCESSING INC (ADP)
CIK: 0000008670
Period of Report: 2009-11-02

Reporting Person: Eberhard Michael C (Corporate Vice President)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	9585.0586	Direct
Common Stock	404	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option (Right to Buy)	$29.3805	2012-07-21	Common Stock (2398)		Direct
Stock Option (Right to Buy)	$31.2802	2013-05-12	Common Stock (3841)		Direct
Stock Option (Right to Buy)	$35.7404	2013-11-10	Common Stock (1591)		Direct
Stock Option (Right to Buy)	$37.58	2019-02-09	Common Stock (3000)		Direct
Stock Option (Right to Buy)	$39.3987	2015-01-26	Common Stock (3621)		Direct
Stock Option (Right to Buy)	$39.6356	2011-09-20	Common Stock (758)		Direct
Stock Option (Right to Buy)	$40.28	2018-01-30	Common Stock (6000)		Direct
Stock Option (Right to Buy)	$40.6971	2016-01-26	Common Stock (3786)		Direct
Stock Option (Right to Buy)	$42.3007	2014-05-10	Common Stock (4719)		Direct
Stock Option (Right to Buy)	$42.9431	2017-01-25	Common Stock (2743)		Direct
Stock Option (Right to Buy)	$45.8406	2012-05-05	Common Stock (3402)		Direct
Stock Option (Right to Buy)	$46.3554	2010-05-09	Common Stock (2963)		Direct
Stock Option (Right to Buy)	$48.1185	2011-05-14	Common Stock (2963)		Direct