Little stone or rock
Purnell is an English surname derived from the medieval given name Pernell, which was a contracted form of Petronilla. This name ultimately traces back to the Latin name Petronius, likely meaning 'rock' or 'stone'.
Less common today
Purnell isn't in the latest US Top 1000. It last peaked at #5,045 in 1990.
American stage and film actor of the early 20th century
Professional boxer and four-weight world champion
Actor known for his role in the TV series Bonanza
US births per 5-year period, 1990βpresent (SSA data).