Willard Benton "Bo" Gregg practices with Young Wells Williams, P.A. in Ridgeland where he focuses exclusively on the family law area.  The firm's offices are located at 141 Township Avenue in Ridgeland.  His twenty-seven-year practice spans the state, as he has appeared in chancery districts in all corners of Mississippi. Bo is licensed to practice in Mississippi (1994) and Alabama (1996), and is active in various bar associations on a local and national level.

In 2009, Bo earned fellowship in the American Academy of Matrimonial Lawyers. AAML Fellows are generally recognized by judges and attorneys as preeminent family law practitioners with high level of knowledge, skill and integrity. The AAML was founded "to encourage the study, improve the practice, elevate the standards and advance the cause of matrimonial law, to the end that the welfare of the family and society be protected".

Bo is a past chair of the Family Law Section of the Mississippi Bar. He has served a two-year term as a Director of the Capitol Area Bar Association. Bo continues to be active on several committees within the Mississippi Bar, including as Regional Chair of the Board of Bar Admissions' Committee on Character and Fitness.  He enjoys an AV - Preeminent Peer-Review Rating by Martindale-Hubble, and was included on past lists published by Mid-South Super Lawyers.  Most recently, Bo was named as Mid-South Super Lawyer in 2019. 

He is a 1994 graduate of the University of Mississippi School of Law where he served as chairman of the Moot Court Board. He remains active at Ole Miss, through the Lamar Order.  Bo recently served on the Board of Directors of The Shepherd's Staff Counseling Center.  He currently holds an of-counsel relationship with Make-A-Wish Mississippi Foundation.

Bo and his wife, Kathy, live in Jackson, and have two children: Sarah and Paul. They are active in their church, various local charities and their children's school.