There have been many influential Black judges throughout history who have made significant contributions to the legal system and civil rights movement. Some notable examples include:

1. Thurgood Marshall: Marshall was the first African American to serve on the United States Supreme Court, where he served from 1967 to 1991. Before his appointment to the Supreme Court, Marshall was a prominent civil rights attorney who successfully argued several landmark segregation cases, including Brown v. Board of Education.

2. Constance Baker Motley: Motley was the first African American woman to serve as a federal judge, appointed to the United States District Court for the Southern District of New York in 1966. Prior to her judicial career, Motley was a key legal strategist for the NAACP Legal Defense Fund and argued numerous civil rights cases.

3. A. Leon Higginbotham Jr.: Higginbotham was the first African American judge appointed to the United States District Court for the Eastern District of Pennsylvania and later became a judge on the United States Court of Appeals for the Third Circuit. He was a prolific scholar and advocate for civil rights and racial equality.

4. Jane Bolin: Bolin was the first African American woman to graduate from Yale Law School and the first African American woman to serve as a judge in the United States. She was appointed to the New York City Domestic Relations Court in 1939 and later served on the New York City Family Court.

These are just a few examples of the many Black judges who have made important contributions to the legal profession and the advancement of civil rights in the United States.