Ian Duncan (born 23 June 1961) is one of Kenya's most successful rally drivers.

His first tastes of driving occurred when he was aged around ten, as he helped his mother when she got stuck on farm roads during the rainy season.

[4] During this edition, Toyota achieved a famous 1-2-3-4 that was repeated during the 2022 WRC Safari Rally.

[6] Later he was running a non-homologated Toyota Hilux with a turbocharged 4.5 L engine in the Kenyan National Rally Championship (KNRC).

In November 2006 Duncan won the Guru Nanak Rally, becoming the first driver to win a KNRC round for the tenth time.

[14] Duncan entered the 2011 Classic Safari Rally as a defending champion, now driving a Ford Capri.