I Williamking

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“Family law is a call to service, rooted in empathy.”

William King, Divorce and Family Law Attorney, Marietta, Georgia

William King

William C. King is the Managing Attorney for The Manely Firm, P.C.’s Marietta office. William works directly on litigation matters, counseling and representing men, women, and children in state, interstate, and international family law matters. His practice includes divorce, marital property, custody, child support, alimony, and adoptions. William also leads the Firm’s estate planning and probate law branch.
William has served as a student intern, runner secretary, receptionist, office clerk, paralegal, and law clerk for The Manely Firm, P.C. As a law clerk, William assisted on a number of complex international custody cases including cases in Costa Rica, France, Germany, Mexico, Scotland, and England. William also assisted Michael Manely as a law clerk on his United State Supreme Court Appeal.
William is a proud graduate of Georgia State University College of Law and completed his undergraduate studies at Reinhardt University where he played on the university’s baseball team. William is active in his community and serves as President of Soulstice, Inc. and is a Georgia State University College of Law Alumni Board Member. He is active with the Kiwanis Club of Marietta and was recognized by Cobb Life Magazine as one of 2021 and 2022’s Best of Cobb’s “Best Individual Attorney” and 2022’s “Best Tax and Estate Planning Attorney.” William was honored by Forsyth County News as 2022’s Best of Forsyth’s “Best Estate Planning Attorney” and again by Gwinnett Magazine as 2022’s Best of Gwinnett’s “Best Estate Planning Attorney.” William has also been selected as a Super Lawyer’s “Rising Star” 2020-22. Finally, William was awarded by Savannah Morning News and SavannahNow.com as Best of the Coastal Empire’s 2022 “Best Estate Planning Attorney” as well as leading the team to be recognized as a top-three finalists for Best of the Coastal Empire’s “Best Law Firm.”
William lives in Acworth with his wife Allison and their son Remy. William enjoys cooking, traveling, playing golf, and donating his time to pro bono efforts and non-profits.

Areas Of Practice

  • Family Law
  • Divorce
  • Custody and Visitation
  • Child Support
  • Hague
  • Wills, Estates & Trusts
  • Probate Law

Bar Admissions

  • Georgia, 2016


  • Georgia State University College of Law, Atlanta, Georgia
    • J.D. - 2016
    • Honors: cum laude
  • Reinhardt University, Waleska, Georgia
    • A.B., Bachelor of Arts - 2011
    • Honors: magna cum laude
    • Honors: Historical Honor Society, Member
    • Major: History

Published Works

  • "International Family Lawyer My First Consult", The Manely Firm, P.C. Blog, 2016
  • "What a Mouthful. Trial Practice", The Manely Firm, P.C. Blog, 2017
  • "The Art of Mediation", The Manely Firm, P.C. Blog , 2017
  • Flexibility is Key to Control, The Manely Firm, P.C. Blog, 2018
  • What to Expect if You Seek to Adopt Your Stepchild , The Manely Firm, P.C. Blog, 2018
  • Working together may help parents create a custody plan, The Manely Firm, P.C. Blog, 2018
  • Are these marital problems causing legal problems in your life? The Manely Firm, P.C. Blog 2019
  • Divorce Mills, The Manely Firm, P.C. Blog, 2020
  • Three Reasons You Must Start Your Estate Plan Today, The Manely Firm, P.C. Blog, 2021

Representative Cases

  • Rock v. Rock, 2017, Superior Court of Paulding County, 17-CV-000622-p

Honors and Awards

  • Super Lawyers “Rising Stars” 2020-2021

Professional Associations and Memberships

  • Family Law Society, Secretary, Vice President, President

Pro Bono Activities

  • Marietta Kiwanis U40/Marietta Kiwanis, Member
  • Soulstice, Inc., President
  • Georgia State University College of Law Alumni, Board Member