Ralph Beverly Rensen was an English Grand Prix motorcycle road racer.
Rensen was killed on 16 June 1961 while competing in the 1961 Isle of Man TT, aged 28 years.
He is buried in the Borough Cemetery, Douglas Isle Of Man, almost directly opposite the grandstand.
His season started with the 500cc race in the German GP on the Hockenheimring but he did not manage to finish with his Norton.
In de Junior TT he finished third behind Phil Read (Norton) en Gary Hocking (MV Agusta).