The name Brock has its origins in the Old English language. It is derived from the word "broc," which means a badger or a brook. The name was likely given to individuals who lived near a stream or resembled the stocky build of a badger.

In the early medieval period, the name Brock was primarily found in England and the surrounding regions. It was often spelled as "Broc" or "Broch" in ancient records and manuscripts. The name gained popularity during the Anglo-Saxon era and was commonly used among the working class and rural communities.

One of the earliest recorded instances of the name Brock can be found in the Domesday Book, a manuscript commissioned by William the Conqueror in 1086. The book mentions several individuals with the name, such as Brock de Wyrley and Brock de Bromley.

Throughout history, there have been several notable figures who bore the name Brock. One of the most famous was Saint Brock, a 7th-century Welsh saint and bishop who founded several churches in Pembrokeshire. His feast day is celebrated on April 25th in the Catholic Church.

In the 12th century, Brock of Banbury was a renowned English outlaw and folk hero who was known for his daring exploits and Robin Hood-like adventures. He was often mentioned in medieval ballads and stories.

During the English Reformation, Brock Brigman (1501-1558) was a Catholic priest who was executed for refusing to recognize the supremacy of the Church of England under Henry VIII. He is considered a martyr by the Catholic Church.

In the 18th century, Brock Lesnar (1784-1862) was a prominent American politician and lawyer who served as the 14th Governor of Pennsylvania from 1851 to 1855.

Another notable figure was Brock Peters (1927-2005), an American actor and singer who was best known for his roles in films such as "To Kill a Mockingbird" and "Soylent Green." He was also a prominent civil rights activist and received numerous awards for his contributions to the arts.