The following lists compiling all the winners of the Rookie of the Year Award in open wheel American Championship Car Racing from 1946 season to the present day.
In the early years of the sport, only two seasons (1905 and 1916) an official national championship was recognized and awarded.
Officially, Jim Trueman Rookie of the Year Award named after the late founder of the two-time champion TrueSports Racing Team, it was presented from 1979 Season to 2007 Season to the rookie who accumulates the most Champ Car Championship Series points among first year drivers.
The Rookie of the Year award in CART was named in the honor of Jim Trueman.
The Rookie of the Year Award is based on points for the IndyCar Series Drivers' Championship earned at each event.