John Kelleher

Attorney | Simon Law Group, LLC – Somerville, NJ John Kelleher is an experienced family law attorney with Simon Law Group, LLC, based in Somerville, New Jersey. He represents clients throughout Somerset County, Hunterdon County, Morris County, and across New Jersey, focusing on divorce, child custody, child support, alimony, and other family law matters. John provides compassionate and strategic representation in all areas of family law, guiding clients through emotionally charged and complex situations with clarity and care. Whether handling divorce proceedings, domestic violence cases, parenting time disputes, or post-judgment modifications, John is committed to protecting his clients’ rights while helping them make informed decisions for their future. Clients appreciate John’s practical advice, responsiveness, and steady professionalism during what is often one of the most difficult times in their lives. He believes in resolving disputes efficiently and respectfully whenever possible, while being fully prepared to advocate aggressively in court when necessary. John embodies the Simon Law Group tradition of experienced, client-focused, and results-driven legal representation, helping families across New Jersey navigate change with confidence and peace of mind.

• Attorney

• NJ Superior Court Family and Civil Law Division, Law Clerk
• Somerset County Prosecutor’s Office, Clerkships
• Sup. Court Judge Alexander J. Menza, Clerkships

• Rutgers Law School Alumni