Leo Strine is a former Supreme Justice on the Delaware Supreme Court and has also been the United States Attorney for the District of Delaware and a judge on the Court of Common Pleas of New Castle County, Delaware.

Leo Strine was born in Wilmington, Delaware, in 1946.

He is a 1962 graduate of Salesianum School and of the University of Delaware (B.A.cum laude).

He received his J.D from Georgetown University Law Center in 1974 and his S.J.D from the University of Delaware in 1977.

He was admitted to the Delaware Bar in 1974 and was a law clerk for Judge John L. Brown, Jr. of the United States District Court for the District of Delaware from 1975-1976.

Strine then entered private practice until 1979, when he was appointed Deputy Attorney General of Delaware.

In 1983, Strine was named Deputy Attorney General of the United States, serving until 1985.

He was appointed Deputy Chief of Staff for the Department of Justice by President Ronald Reagan in 1986.

President George H. W. Bush appointed Strine as U.S. Attorney for the District of Delaware in 1990.

He was reappointed to a second four-year term by President Bill Clinton in 1994.

He was named Chief of the U.S. Attorney's Narcotics and Dangerous Drugs Section by the Director of the Organized Crime Drug Enforcement Task Forces from 1991 to 1993.

After Clinton took office in 1993, Strine was named as the Acting Associate Attorney General, serving until 1993.

Strine was nominated by President George W. Bush to become the United States Attorney for the District of Delaware in December 2001.

He was confirmed by the U.S. Senate on March 30, 2002.

In 2009, he was awarded the Legion of Merit for his work as U.S. Attorney.

In 2012, Strine stepped down from his post as U.S. Attorney, in order to become a judge of the Court of Common Pleas in New Castle County, Delaware.

Strine was sworn into the position on January 4, 2013, for a five-year term.

On June 2, 2016, Strine announced he would step down from his position, effective January 3, 2017, to accept the position of Acting Secretary of the United States Department of Justice Office of Legal Counsel.