7 Aug 1964)[1] is a retired British jump jockey in National Hunt racing.
[3] At the time of his retirement he was the only jockey to have won five races in a day on four occasions.
Niven won his first race at Sedgefield in 1984 on a horse called Loch Brandy.
[3] 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.
[5] Some of the 'major' races he won include: He rode in the Grand National on six occasions: