Ian McDougall may refer to:
Ian McDougall (geologist) (1935–2018), Australian scientist Ian McDougall (musician) (1938–2026), Canadian composer, trombonist and academic Ian McDougall (producer) (1945–2010), Canadian television producer Ian McDougall (footballer) (born 1954), Scottish footballer Ian McDougall (architect), Australian architect
See also Ian MacDougall (1938–2020), Royal Australian Navy officer