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 * Henry Steven M	2. Date of Event Requiring Statement (MM/DD/YYYY) 2/23/2021	3. Issuer Name and Ticker or Trading Symbol Domtar CORP [UFS]
(Last)        (First)        (Middle) C/O DOMTAR CORPORATION, 234 KINGSLEY PARK DRIVE	4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                          _____ 10% Owner ___X___ Officer (give title below)        _____ Other (specify below) SVP, Packaging /
(Street) FORT MILL, SC 29715       (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)

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
Performance Stock Units	(1)	(1)	Common Stock	70.76	(2)	D
Performance Stock Units	(3)	(3)	Common Stock	115.38	(2)	D
Restricted Stock Units	(4)	(4)	Common Stock	790.3021	(2)	D
Restricted Stock Units	(5)	(5)	Common Stock	1208.3182	(2)	D

Explanation of Responses:
(1)	Performance Stock Units (PSUs) for which performance goals have been achieved. These PSUs will vest on February 19, 2022.
(2)	Each Stock Unit is the economic equivalent of one share of Domtar Corporation Common Stock.
(3)	Performance Stock Units (PSUs) for which performance goals have been achieved. These PSUs will vest on February 18, 2023.
(4)	Restricted Stock Units vest on February 19, 2022.
(5)	Restricted Stock Units vest on February 18, 2023.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Henry Steven M C/O DOMTAR CORPORATION 234 KINGSLEY PARK DRIVE FORT MILL, SC 29715			SVP, Packaging

Signatures
Josee Mireault, Attorney-in-fact for Mr. Henry		2/25/2021
**Signature of Reporting Person		Date