 A Brythonic derivation of the name "Pen y cwm coet", meaning the head of a wooded valley, or "Pen y cwm gwyk", referring to the nearby creek, is a possibility.The roundabout is near the end of the former Deadlake, a sea inlet reclaimed at the end of the 19th century to form Victoria Park.It is located behind and above the Plymouth railway station and south of Central Park.