William A. Daniel is the Union County Prosecutor, having been sworn into office on July 14, 2021. As Prosecutor he not only serves as the County’s chief law enforcement officer, but also as the leader of the Prosecutor’s Office. With a staff of over 250 assistant prosecutors, investigators, forensic scientists, forensic nurses, police training experts, victim witness advocates, and civilian team-members, the Prosecutor’s Office is Union County’s largest law office and one of the County’s largest police agencies.
Before his appointment Prosecutor Daniel served as a New Jersey Superior Court Judge for 18 years, during which time he was honored to sit in the Family, Civil, and Criminal Parts of the Law Division.
Prior to joining the Superior Court Prosecutor Daniel served as Presiding Judge of the Municipal Court in the City of Linden from 1994 to 2003, and in the Borough of Roselle from 1997 to 2003. Prior to that, he served as the Municipal Prosecutor for Linden from 1986 to 1993.
The Prosecutor’s current appointment marks his return to the Union County Prosecutor’s Office, having served in the office as an Assistant Prosecutor from 1983 to 1986 and as a Criminal Investigator from 1978 to 1982. Before joining the office Prosecutor Daniel worked as a Customs Patrol Officer with the U.S. Customs Service in New York, during which time he graduated with honors from the Federal Law Enforcement Training Center in Glynco, Georgia.
Prosecutor Daniel is a graduate of John Jay College of Criminal Justice and Seton Hall University School of Law. He clerked for the Honorable Harvey Halberstadter, Civil Assignment Judge in Union County Superior Court during 1982-1983. The Prosecutor has been a member of the New Jersey and Union County Bar Associations since 1983, including a term as President for the latter group in 1999.
William Daniel is a lifelong resident of the City of Linden where he lives with his wife, Patricia.