2003 Champ Car Grand Prix of Mid-Ohio

Country = USA| Race = Mid-Ohio| Image = Mid-Ohio.svg| Caption = Mid-Ohio Sports Car Course Track Layout| Date = August 10| Year = 2003| Official name = 2003 Champ Car Grand Prix of Mid-Ohio| Race_No = 13| Season_No = 18| Series = CART| Location = Mid-Ohio Sports Car Course, Lexington, Ohio, United States| Course = Permanent Road Course| Course_mi = 2.258| Course_km = 3.634| Distance_laps = 92| Distance_mi = 207.736| Distance_km = 334.328| Weather = Scattered Clouds| Pole_Driver = Paul Tracy| Pole_Team = Team Player's| Pole_Time = 1:07.058| Pole_Country = Canada| Fast_Driver = Jimmy Vasser| Fast_Team = American Spirit Team Johansson| Fast_Time = 1:08.366| Fast_Lap = 60| Fast_Country = USA| First_Driver = Paul Tracy| First_Team = Team Player's| First_Country = Canada| Second_Driver = Patrick Carpentier| Second_Team = Team Player's| Second_Country= Canada| Third_Driver = Ryan Hunter-Reay| Third_Team = American Spirit Team Johansson| Third_Country = USA|

The 2003 Champ Car Grand Prix of Mid-Ohio was the thirteenth round of the 2003 CART World Series season, held on August 10, 2003 at the Mid-Ohio Sports Car Course in Lexington, Ohio. It was the last of 22 Champ Car events to take place at the track which was a fixture in the CART calendar for most of its history.