Rudolf Keyper (25 October 1880 – 28 February 1973) was a Danish equestrian. He competed in the individual dressage event at the 1912 Summer Olympics. (en)
Rudolf Keyper (25 October 1880 – 28 February 1973) was a Danish equestrian. He competed in the individual dressage event at the 1912 Summer Olympics. (en)