Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	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 * RILEY BRIAN K	2. Date of Event Requiring Statement (MM/DD/YYYY) 8/21/2019	3. Issuer Name and Ticker or Trading Symbol DEAN FOODS CO [DF]
(Last)        (First)        (Middle) 2711 N HASKELL AVENUE STE 3400	4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                          _____ 10% Owner ___X___ Officer (give title below)        _____ Other (specify below) SVP, Operations /
(Street) DALLAS, TX 75204       (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	0	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
Phantom Stock Awards (1)	(2)	(2)	Common Stock	1807	$0.00	D
Phantom Stock Awards (1)	(3)	(3)	Common Stock	7594	$0.00	D
Phantom Stock Awards (1)	(4)	(4)	Common Stock	52716	$0.00	D

Explanation of Responses:
(1)	Each unit of phantom stock is the economic equivalent of one share of Common Stock of the Issuer. Vesting of the award is subject to the terms and conditions of the award agreement. At settlement, the Reporting Person will receive the cash value of the unit.
(2)	This award vests annually, on a pro rata basis, over a 3-year period. The first tranche vested 02/24/2018; the second tranche vested 02/24/2019; and the third tranche vests on 02/24/2020.
(3)	This award vests annually, on a pro rata basis, over a 3-year period. The first tranche vested 03/01/2019; the second and third tranches vest on 03/01/2020 and 03/01/2021, respectively.
(4)	This award was made on 03/06/2019. It vests annually, on a pro rata basis, over a 3-year period.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
RILEY BRIAN K 2711 N HASKELL AVENUE STE 3400 DALLAS, TX 75204			SVP, Operations

Signatures
Kay F. Stockler, as Attorney-in-Fact		8/28/2019
**Signature of Reporting Person		Date