Sec Form 4 Filing - NELSON W C JR @ UNITED COMMUNITY BANKS INC - 2017-06-19

FORM 4 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 NELSON W C JR 2. Issuer Name and Ticker or Trading Symbol UNITED COMMUNITY BANKS INC [ UCBI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) PO BOX 127 3. Date of Earliest Transaction (MM/DD/YY) 06/19/2017 (Street) BLAIRSVILLE, GA30514 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 STOCK (RESTRICTED STOCK UNITS) 06/19/2017 A 1,444 ( 1 ) A $ 0 3,141 D COMMON STOCK 370,861 ( 2 ) D Common Stock 36,800 ( 3 ) I WC Family Enterprises, LLLP Common Stock 9,917 ( 4 ) I W.C. Nelson, Jr. Cust FBO [Minor Granchildren] Common Stock 10,613 ( 5 ) I Patricia A. Nelson (Spouse) Common Stock 280 ( 6 ) I Conag Rentals, Inc. Common Stock 250 ( 7 ) I King Ford

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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other NELSON W C JR PO BOX 127 BLAIRSVILLE, GA30514 X Signatures Lois J. Rich as Attorney in Fact 06/20/2017 Signature of Reporting Person Date

Explanation of Responses:

( 1 )2017 Restricted Stock Units cliff vest on August 15, 2018. ( 2 )Includes reclassification of 1,695 shares pursuant to vesting of Restricted Stock Units on August 15, 2016. ( 3 )Includes 36,800 shares owned by WC Family Enterprises, LLLP, a Limited Liability Partnership over which Mr. Nelson is managing partner and claims beneficial ownership. ( 4 )Includes 9,917 shares owned by Mr. Nelson's grandchildren for which he is custodian over the accounts. ( 5 )Includes 10,613 shares owned by Mr. Nelson's spouse for which he claims beneficial ownership. ( 6 )Includes 280 shares owned by Con-Ag Rentals, Inc. for which Mr. Nelson claims beneficial ownership. ( 7 )Includes 250 shares owned by King Ford, a company in which Mr. Nelson is 50% owner and claims beneficial ownership. Also includes 3.42 shares acquired pursuant to dividend reinvestment.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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