Aaron Johnston (born 2 February 1995) is an Irish rallying co-driver.

He is currently partnered with Takamoto Katsuta for Toyota Gazoo Racing WRT in the World Rally Championship .

[1] At the 2019 Wales Rally GB, he made his WRC debut by co-driving with Oliver Solberg in a Volkswagen Polo GTI R5 in the WRC-2 category.

[2] Both Johnston and Solberg were signed by Hyundai Motorsport to compete for the 2021 World Rally Championship-2.

[4] Just five days later on 21 September Johnston announced he would partner Japanese driver Takamoto Katsuta for the 2021 Rally Finland,[5] replacing the injured Daniel Barrit.