Peter Niven (b. 7 Aug 1964) is a retired British jump jockey in National Hunt racing. In May 2001 he became the first Scotsman and sixth jockey to ride over 1,000 winners, eventually retiring in September that year with 1002 winners. At the time of his retirement he was the only jockey to have won five races in a day on four occasions. He is now a racehorse trainer.
Niven won his first race at Sedgefield in 1984 on a horse called Loch Brandy. After struggling for a few years to make his way in the sport, he teamed up with Mary Reveley at her Saltburn stables in Clevelend soon forging a formidable partnership. He became a professional jockey in 1986. Some of the 'major' races he won include:
He rode in the Grand National on six occasions: