William Marsh Robertson was born in 1963 in Greer, South Carolina. He grew up in Greenville, South Carolina, the longtime hometown of his parents, William F. Robertson III and Meredith Gibson Robertson. After graduating from Greenville High School in 1981, Robertson attended Washington & Lee University in Lexington, Virginia, where in 1985 he graduated cum laude. He earned his juris doctorate degree from the University of South Carolina School of Law in the spring of 1988.
Following law school, Robertson worked for two years as an associate with the Columbia, South Carolina law firm of Lewis, Lide, Bruce and Potts, PA. In 1990, he relocated to Greenville, where he joined his father in forming Robertson & Robertson, PA, a law firm dedicated to the practice of matrimonial and family law. From the retirement of his father until his election to the bench, Robertson continued practicing exclusively in the area of family law, most recently with Robertson & Hodges, LLC. On February 3, 2010, he was elected by the South Carolina Legislature to Seat 2, Family Court, 13th Judicial Circuit.
Robertson has been a member of the South Carolina Bar since 1988, and served on the Family Law Council from 1998 to 2001. For a period of ten years beginning in 1999, he was a Fellow in the American Academy of Matrimonial Lawyers. He has participated as a lecturer in a number of Continuing Legal Education seminars for the South Carolina Bar, including the annual “Hot Tips from the Best Domestic Law Practitioners.” Robertson also served as an editorial board member for Stuckey, Marital Litigation in South Carolina: Substantive Law, 3rd Edition, 2000, and Stuckey, Marriage and Divorce in South Carolina: A Layperson’s Guide, 2001. In private practice, he was rated “AV” by the Martindale-Hubbell Law Directory, and was selected for inclusion in the 2008, 2009, and 2010 editions of South Carolina Super Lawyers.
Robertson has three children. Ashley, a recent law school graduate, is now clerking on the D.C. Circuit; Will is a student-athlete at Davidson College; and Eileen is a student at Wofford College. Robertson is married to Patricia Teasley Robertson. He is a sports enthusiast and enjoys playing golf and spending time with family.