Sec Form 3 Filing - Sayavedra Laura Buss @ ENBRIDGE INC - 2019-06-01

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Sayavedra Laura Buss 2. Issuer Name and Ticker or Trading Symbol ENBRIDGE INC [ ENB] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) See Remarks (Last) (First) (Middle) C/O ENBRIDGE INC., 200, 425 - 1 STREET SW 3. Date of Earliest Transaction (MM/DD/YY) 06/01/2019 (Street) CALGARY, A0T2P 3L8 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Shares 23,714 D Common Shares 5,754 I Held Indirectly through T. Rowe Price 401(K)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Stock Option (right to buy) $ 33.97 ( 1 ) 02/27/2028 Common Shares 15,280 D Stock Option (right to buy) $ 36.71 ( 2 ) 02/21/2029 Common Shares 42,210 D Phantom Stock Units ( 3 ) ( 3 ) ( 3 ) Common Shares 4,182 D Performance Stock Units ( 4 ) ( 4 ) ( 4 ) Common Shares 2,690 D Performance Stock Units ( 5 ) ( 5 ) ( 5 ) Common Shares 8,100 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Sayavedra Laura Buss C/O ENBRIDGE INC. 200, 425 - 1 STREET SW CALGARY, A0T2P 3L8 See Remarks Signatures /s/ Michelle Lowther, attorney-in-fact 06/04/2019 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The options were granted on February 27, 2018 and vest in four equal annual installments. ( 2 )The options were granted on February 21, 2019 and vest in four equal annual installments. ( 3 )The units were granted on February 14, 2017 under the Spectra Energy Corp. Long Term Incentive Plan, as amended and restated, and will vest on February 14, 2020. In connection with the merger of Spectra Energy Corp. and Enbridge Inc. in February 2017, the units were converted into an award denominated in Enbridge Common Shares. The units will be settled 50% in cash (based on the price of Enbridge Common Shares) and 50% in Enbridge Common Shares. ( 4 )The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant. ( 5 )The units were granted on February 21, 2019 and have a three year performance period commencing on January 1, 2019 and ending on December 31, 2021. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

Remarks: Senior Vice President, Projects, Safety & Reliability and ERP

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